pup.csv
| Date | Open | High | Low | Close | Volume | Adj Close |
| 10/9/2013 | 20.27 | 20.73 | 19.68 | 19.94 | 2470900 | 19.94 |
| 10/8/2013 | 20.62 | 20.98 | 20.25 | 20.3 | 1722600 | 20.3 |
| 10/7/2013 | 20.62 | 20.76 | 20.42 | 20.71 | 1616300 | 20.71 |
| 10/4/2013 | 21 | 21.16 | 20.55 | 20.88 | 1659500 | 20.88 |
| 10/3/2013 | 21.26 | 21.31 | 20.65 | 21 | 1161200 | 21 |
| 10/2/2013 | 20.87 | 21.17 | 20.75 | 21.14 | 974600 | 21.14 |
| 10/1/2013 | 20.7 | 21.35 | 20.56 | 21.08 | 1815900 | 21.08 |
| 9/30/2013 | 20.56 | 20.8 | 20.37 | 20.58 | 1151700 | 20.58 |
| 9/27/2013 | 20.37 | 20.92 | 20.3 | 20.89 | 1976400 | 20.89 |
| 9/26/2013 | 20.09 | 20.71 | 20.09 | 20.6 | 2081800 | 20.6 |
| 9/25/2013 | 19.56 | 20.26 | 19.56 | 20.09 | 3313300 | 20.09 |
| 9/24/2013 | 19.55 | 19.62 | 19.33 | 19.5 | 1642700 | 19.5 |
| 9/23/2013 | 20.04 | 20.12 | 19.44 | 19.62 | 1557600 | 19.62 |
| 9/20/2013 | 20.57 | 20.65 | 20.04 | 20.14 | 1072900 | 20.14 |
| 9/19/2013 | 20.53 | 20.79 | 20.53 | 20.6 | 939500 | 20.6 |
| 9/18/2013 | 20.22 | 20.55 | 20.2 | 20.49 | 1404800 | 20.49 |
| 9/17/2013 | 20.23 | 20.3 | 20.17 | 20.25 | 950000 | 20.25 |
| 9/16/2013 | 20.32 | 20.4 | 20.19 | 20.26 | 1247000 | 20.26 |
| 9/13/2013 | 20 | 20.14 | 20 | 20.03 | 743600 | 20.03 |
| 9/12/2013 | 20 | 20.03 | 19.88 | 20.01 | 638400 | 20.01 |
| 9/11/2013 | 20.16 | 20.19 | 19.92 | 20 | 3244400 | 20 |
| 9/10/2013 | 19.91 | 20.13 | 19.91 | 20.11 | 1337400 | 20.11 |
| 9/9/2013 | 19.7 | 19.8 | 19.6 | 19.78 | 788300 | 19.78 |
| 9/6/2013 | 19.47 | 19.65 | 19.4 | 19.57 | 1075300 | 19.57 |
| 9/5/2013 | 19.31 | 19.51 | 19.31 | 19.42 | 830400 | 19.42 |
| 9/4/2013 | 19.47 | 19.47 | 19.24 | 19.33 | 1076600 | 19.33 |
| 9/3/2013 | 19.31 | 19.45 | 19.06 | 19.19 | 973800 | 19.19 |
| 8/30/2013 | 19.46 | 19.55 | 19.06 | 19.11 | 743000 | 19.11 |
| 8/29/2013 | 19.21 | 19.55 | 19.2 | 19.48 | 817900 | 19.48 |
| 8/28/2013 | 18.87 | 19.32 | 18.82 | 19.21 | 4471300 | 19.21 |
| 8/27/2013 | 19 | 19.14 | 18.74 | 18.87 | 2145600 | 18.87 |
| 8/26/2013 | 19.47 | 19.58 | 19.1 | 19.15 | 1317200 | 19.15 |
| 8/23/2013 | 19.41 | 19.56 | 19.33 | 19.44 | 1377400 | 19.44 |
| 8/22/2013 | 19.5 | 19.68 | 19.31 | 19.41 | 1115100 | 19.41 |
| 8/21/2013 | 19.62 | 19.67 | 19.25 | 19.37 | 973300 | 19.37 |
| 8/20/2013 | 19.74 | 19.78 | 19.53 | 19.62 | 723000 | 19.62 |
| 8/19/2013 | 19.32 | 19.66 | 19.21 | 19.53 | 1414500 | 19.53 |
| 8/16/2013 | 19.49 | 19.71 | 19.33 | 19.37 | 596800 | 19.37 |
| 8/15/2013 | 19.86 | 20.05 | 19.46 | 19.49 | 2589300 | 19.49 |
| 8/14/2013 | 20.41 | 20.43 | 20.22 | 20.25 | 765600 | 20.25 |
| 8/13/2013 | 20.37 | 20.5 | 20.24 | 20.43 | 1261800 | 20.43 |
| 8/12/2013 | 20.02 | 20.39 | 19.95 | 20.37 | 901400 | 20.37 |
| 8/9/2013 | 19.99 | 20.25 | 19.97 | 20.15 | 962500 | 20.15 |
| 8/8/2013 | 20.35 | 20.48 | 19.92 | 20.09 | 4228200 | 20.09 |
| 8/7/2013 | 20.52 | 20.77 | 20.2 | 20.2 | 9763700 | 20.2 |
| 8/6/2013 | 20.6 | 20.78 | 20.27 | 20.6 | 1534200 | 20.6 |
| 8/5/2013 | 20.71 | 20.72 | 20.34 | 20.65 | 809500 | 20.65 |
| 8/2/2013 | 20.85 | 20.85 | 20.5 | 20.71 | 947800 | 20.71 |
| 8/1/2013 | 20.43 | 21.17 | 20.22 | 20.81 | 2578000 | 20.81 |
| 7/31/2013 | 20.84 | 20.9 | 20.4 | 20.45 | 1249200 | 20.03 |
| 7/30/2013 | 20.95 | 21 | 20.69 | 20.81 | 734600 | 20.38 |
| 7/29/2013 | 20.6 | 20.83 | 20.36 | 20.77 | 1519100 | 20.34 |
| 7/26/2013 | 19.96 | 20.73 | 19.87 | 20.67 | 2259900 | 20.25 |
| 7/25/2013 | 20.54 | 20.94 | 19.99 | 20.94 | 2834100 | 20.51 |
| 7/24/2013 | 21.38 | 21.42 | 20.35 | 20.66 | 1768800 | 20.24 |
| 7/23/2013 | 21.66 | 21.7 | 21.1 | 21.29 | 757100 | 20.85 |
| 7/22/2013 | 20.99 | 21.78 | 20.95 | 21.42 | 2870000 | 20.98 |
| 7/19/2013 | 20.45 | 20.95 | 20.3 | 20.91 | 2021100 | 20.48 |
| 7/18/2013 | 19.87 | 20.61 | 19.86 | 20.45 | 3187500 | 20.03 |
| 7/17/2013 | 20 | 20.25 | 19.68 | 19.74 | 1305900 | 19.33 |
| 7/16/2013 | 20.5 | 20.5 | 19.76 | 20.07 | 1344400 | 19.66 |
| 7/15/2013 | 20.66 | 20.78 | 20.41 | 20.53 | 823500 | 20.11 |
| 7/12/2013 | 20.14 | 20.5 | 20.05 | 20.46 | 1342600 | 20.04 |
| 7/11/2013 | 19.95 | 20.15 | 19.82 | 20.05 | 1887000 | 19.64 |
| 7/10/2013 | 19.89 | 19.96 | 19.66 | 19.71 | 1048100 | 19.31 |
| 7/9/2013 | 20.05 | 20.08 | 19.73 | 19.89 | 1754100 | 19.48 |
| 7/8/2013 | 19.64 | 20.07 | 19.63 | 19.94 | 2191700 | 19.53 |
| 7/5/2013 | 19.33 | 19.5 | 19.17 | 19.49 | 936700 | 19.09 |
| 7/3/2013 | 19.12 | 19.24 | 18.89 | 19.03 | 832700 | 18.64 |
| 7/2/2013 | 19.75 | 19.88 | 19.06 | 19.36 | 1466200 | 18.96 |
| 7/1/2013 | 20.09 | 20.34 | 19.72 | 19.76 | 2378400 | 19.35 |
| 6/28/2013 | 19.5 | 19.73 | 19.35 | 19.66 | 1323500 | 19.26 |
| 6/27/2013 | 19.24 | 19.5 | 19.07 | 19.49 | 1272400 | 19.09 |
| 6/26/2013 | 19.07 | 19.64 | 18.86 | 18.92 | 2407300 | 18.53 |
| 6/25/2013 | 18.02 | 19 | 18.02 | 18.96 | 2523600 | 18.57 |
| 6/24/2013 | 18.3 | 18.36 | 17.27 | 17.8 | 4586200 | 17.43 |
| 6/21/2013 | 19.4 | 19.4 | 18.29 | 18.7 | 3058500 | 18.32 |
| 6/20/2013 | 19.23 | 19.28 | 18.58 | 18.66 | 2748200 | 18.28 |
| 6/19/2013 | 19.51 | 19.68 | 19.39 | 19.45 | 1239200 | 19.05 |
| 6/18/2013 | 19.63 | 19.72 | 19.41 | 19.72 | 864600 | 19.31 |
| 6/17/2013 | 19.89 | 20.04 | 19.45 | 19.57 | 1638300 | 19.17 |
| 6/14/2013 | 19.3 | 19.8 | 19.29 | 19.75 | 2718000 | 19.34 |
| 6/13/2013 | 19.33 | 19.39 | 19.22 | 19.25 | 1656200 | 18.85 |
| 6/12/2013 | 19.36 | 19.54 | 19.22 | 19.35 | 1788000 | 18.95 |
| 6/11/2013 | 19.11 | 19.57 | 18.8 | 19.26 | 2918000 | 18.86 |
| 6/10/2013 | 19.65 | 19.81 | 19.19 | 19.4 | 1794000 | 19 |
| 6/7/2013 | 18.59 | 19.66 | 18.51 | 19.56 | 4345700 | 19.16 |
| 6/6/2013 | 18.35 | 18.73 | 18.13 | 18.43 | 2918200 | 18.05 |
| 6/5/2013 | 18.71 | 18.87 | 17.95 | 18.3 | 3665100 | 17.92 |
| 6/4/2013 | 19.15 | 19.25 | 18.72 | 18.77 | 2973500 | 18.38 |
| 6/3/2013 | 19.59 | 19.74 | 18.87 | 19.04 | 3238600 | 18.65 |
| 5/31/2013 | 20.08 | 20.2 | 19.46 | 19.48 | 2206900 | 19.08 |
| 5/30/2013 | 19.98 | 20.29 | 19.82 | 20.12 | 2757500 | 19.71 |
| 5/29/2013 | 20.59 | 20.6 | 19.87 | 20.11 | 1906000 | 19.7 |
| 5/28/2013 | 20.54 | 20.96 | 20.5 | 20.65 | 5053400 | 20.23 |
| 5/24/2013 | 19.9 | 20.31 | 19.81 | 20.16 | 2665400 | 19.75 |
| 5/23/2013 | 20.11 | 20.59 | 19.09 | 20.07 | 6427800 | 19.66 |
| 5/22/2013 | 20.95 | 21.15 | 20.35 | 20.51 | 3244100 | 20.09 |
| 5/21/2013 | 21.11 | 21.19 | 20.87 | 20.91 | 2402300 | 20.48 |
| 5/20/2013 | 20.93 | 21.16 | 20.92 | 20.97 | 3682500 | 20.54 |
| 5/17/2013 | 20.7 | 20.99 | 20.56 | 20.91 | 3414100 | 20.48 |
| 5/16/2013 | 20.64 | 20.8 | 20.55 | 20.55 | 2459700 | 20.13 |
| 5/15/2013 | 21.17 | 21.17 | 20.52 | 20.57 | 2389800 | 20.15 |
| 5/14/2013 | 20.38 | 21.08 | 20.26 | 21 | 4384700 | 20.57 |
| 5/13/2013 | 20.7 | 20.81 | 20.3 | 20.38 | 1905100 | 19.96 |
| 5/10/2013 | 21 | 21.02 | 20.62 | 20.7 | 1184000 | 20.27 |
| 5/9/2013 | 21.15 | 21.25 | 20.89 | 20.95 | 3539000 | 20.52 |
| 5/8/2013 | 20.75 | 21.15 | 20.6 | 21.13 | 3158300 | 20.7 |
| 5/7/2013 | 21.22 | 21.3 | 20.52 | 20.6 | 3250900 | 20.18 |
| 5/6/2013 | 20.91 | 21.28 | 20.91 | 21.15 | 1914300 | 20.72 |
| 5/3/2013 | 20.78 | 21.05 | 20.65 | 20.77 | 2076500 | 20.34 |
| 5/2/2013 | 20.74 | 20.79 | 20.25 | 20.5 | 2250200 | 20.08 |
| 5/1/2013 | 21 | 21.1 | 20.74 | 20.74 | 2103900 | 20.05 |
| 4/30/2013 | 21.09 | 21.29 | 20.98 | 21 | 3046800 | 20.3 |
| 4/29/2013 | 21.13 | 21.2 | 20.82 | 21.02 | 2890200 | 20.32 |
| 4/26/2013 | 21.29 | 21.33 | 20.75 | 21.05 | 2187400 | 20.35 |
| 4/25/2013 | 20.55 | 21.6 | 20.5 | 21.06 | 4869100 | 20.36 |
| 4/24/2013 | 20 | 20.33 | 19.91 | 20.19 | 2580900 | 19.52 |
| 4/23/2013 | 19.67 | 20.25 | 19.55 | 19.9 | 1973700 | 19.24 |
| 4/22/2013 | 19.3 | 19.67 | 19.3 | 19.49 | 1438900 | 18.84 |
| 4/19/2013 | 19.23 | 19.49 | 19.07 | 19.25 | 1192700 | 18.61 |
| 4/18/2013 | 19.96 | 19.97 | 19.12 | 19.26 | 2335700 | 18.62 |
| 4/17/2013 | 20.27 | 20.36 | 19.48 | 19.69 | 2037300 | 19.03 |
| 4/16/2013 | 19.87 | 20.44 | 19.78 | 20.37 | 2697200 | 19.69 |
| 4/15/2013 | 19.59 | 19.7 | 18.76 | 19.36 | 2462300 | 18.72 |
| 4/12/2013 | 19.94 | 19.95 | 19.46 | 19.55 | 1904500 | 18.9 |
| 4/11/2013 | 20.87 | 20.97 | 19.63 | 19.76 | 2983300 | 19.1 |
| 4/10/2013 | 19.65 | 20.8 | 19.51 | 20.2 | 3585200 | 19.53 |
| 4/9/2013 | 19.46 | 19.96 | 19.18 | 19.6 | 2323500 | 18.95 |
| 4/8/2013 | 19.23 | 19.52 | 19.2 | 19.42 | 1782000 | 18.77 |
| 4/5/2013 | 18.51 | 19.16 | 18.5 | 19.12 | 1500400 | 18.48 |
| 4/4/2013 | 18.85 | 19.1 | 18.45 | 18.84 | 2253800 | 18.21 |
| 4/3/2013 | 19.44 | 19.5 | 18.52 | 18.61 | 1857900 | 17.99 |
| 4/2/2013 | 19.61 | 19.66 | 19.28 | 19.29 | 2604700 | 18.65 |
| 4/1/2013 | 19.48 | 19.72 | 19.4 | 19.4 | 2551700 | 18.75 |
| 3/28/2013 | 19.43 | 19.49 | 19.01 | 19.32 | 1448000 | 18.68 |
| 3/27/2013 | 18.99 | 19.47 | 18.86 | 19.34 | 1850100 | 18.7 |
| 3/26/2013 | 18.45 | 19.15 | 18.42 | 19.07 | 1490400 | 18.44 |
| 3/25/2013 | 18.75 | 18.9 | 18.18 | 18.31 | 2473000 | 17.7 |
| 3/22/2013 | 19.01 | 19.08 | 18.51 | 18.62 | 1836700 | 18 |
| 3/21/2013 | 19.28 | 19.44 | 18.86 | 18.94 | 1351600 | 18.31 |
| 3/20/2013 | 18.82 | 19.34 | 18.75 | 19.29 | 1782600 | 18.65 |
| 3/19/2013 | 19.35 | 19.51 | 18.56 | 18.69 | 2622500 | 18.07 |
| 3/18/2013 | 19.3 | 19.43 | 19.11 | 19.33 | 2291300 | 18.69 |
| 3/15/2013 | 19.78 | 19.8 | 19.29 | 19.51 | 2543700 | 18.86 |
| 3/14/2013 | 20 | 20 | 19.66 | 19.72 | 2699900 | 19.06 |
| 3/13/2013 | 19.3 | 19.78 | 19.23 | 19.63 | 3080100 | 18.98 |
| 3/12/2013 | 19.26 | 19.41 | 19.12 | 19.2 | 2387000 | 18.56 |
| 3/11/2013 | 19.05 | 19.29 | 18.9 | 19.22 | 2709700 | 18.58 |
| 3/8/2013 | 19 | 19.05 | 18.88 | 19.03 | 2216900 | 18.4 |
| 3/7/2013 | 18.95 | 19.05 | 18.69 | 18.8 | 1736300 | 18.17 |
| 3/6/2013 | 19 | 19.01 | 18.68 | 18.85 | 1840400 | 18.22 |
| 3/5/2013 | 18.94 | 19.17 | 18.6 | 18.8 | 2997500 | 18.17 |
| 3/4/2013 | 18.31 | 18.6 | 18.2 | 18.48 | 4462000 | 17.86 |
| 3/1/2013 | 18.16 | 18.32 | 17.99 | 18.29 | 2018100 | 17.68 |
| 2/28/2013 | 18.1 | 18.24 | 18.05 | 18.22 | 1557500 | 17.61 |
| 2/27/2013 | 17.78 | 18.07 | 17.66 | 18.02 | 2501600 | 17.42 |
| 2/26/2013 | 17.49 | 17.9 | 17.36 | 17.78 | 2158300 | 17.19 |
| 2/25/2013 | 17.92 | 18 | 17.41 | 17.46 | 3107100 | 16.88 |
| 2/22/2013 | 17.66 | 17.78 | 17.5 | 17.75 | 2483600 | 17.16 |
| 2/21/2013 | 17.64 | 17.64 | 17.16 | 17.35 | 2417000 | 16.77 |
| 2/20/2013 | 18 | 18.11 | 17.55 | 17.58 | 1985500 | 16.99 |
| 2/19/2013 | 18.19 | 18.45 | 17.86 | 18 | 3631600 | 17.4 |
| 2/15/2013 | 17.9 | 18.1 | 17.8 | 18.03 | 2145600 | 17.43 |
| 2/14/2013 | 17.51 | 17.84 | 17.37 | 17.83 | 2067700 | 17.24 |
| 2/13/2013 | 18.02 | 18.1 | 17.87 | 18.02 | 3349000 | 16.74 |
| 2/12/2013 | 17.75 | 17.9 | 17.67 | 17.9 | 3242800 | 16.63 |
| 2/11/2013 | 17.94 | 18.07 | 17.65 | 17.7 | 1754100 | 16.45 |
| 2/8/2013 | 18.13 | 18.19 | 17.78 | 17.85 | 2654200 | 16.59 |
| 2/7/2013 | 18.01 | 18.45 | 17.12 | 17.72 | 4711600 | 16.46 |
| 2/6/2013 | 17.78 | 17.9 | 17.69 | 17.78 | 2712200 | 16.52 |
| 2/5/2013 | 17.5 | 17.82 | 17.46 | 17.8 | 2389900 | 16.54 |
| 2/4/2013 | 17.53 | 17.57 | 17.15 | 17.45 | 2296500 | 16.21 |
| 2/1/2013 | 17.05 | 17.6 | 17.04 | 17.49 | 4827500 | 16.25 |
| 1/31/2013 | 17.05 | 17.12 | 16.88 | 16.88 | 2592000 | 15.68 |
| 1/30/2013 | 16.99 | 17.09 | 16.88 | 17.02 | 1808800 | 15.81 |
| 1/29/2013 | 16.85 | 16.98 | 16.79 | 16.93 | 1859600 | 15.73 |
| 1/28/2013 | 16.95 | 17.06 | 16.83 | 16.85 | 5786200 | 15.66 |
| 1/25/2013 | 17.36 | 17.49 | 16.83 | 16.9 | 2133700 | 15.7 |
| 1/24/2013 | 17.27 | 17.49 | 16.93 | 17.21 | 2075400 | 15.99 |
| 1/23/2013 | 17.14 | 17.32 | 17.08 | 17.27 | 1766100 | 16.05 |
| 1/22/2013 | 17.03 | 17.2 | 16.86 | 17.08 | 4534700 | 15.87 |
| 1/18/2013 | 16.89 | 17 | 16.67 | 16.93 | 2109900 | 15.73 |
| 1/17/2013 | 16.52 | 16.84 | 16.52 | 16.67 | 2251400 | 15.49 |
| 1/16/2013 | 16.56 | 17 | 16.34 | 16.4 | 2912200 | 15.24 |
| 1/15/2013 | 16.24 | 17.06 | 16.2 | 16.62 | 5353500 | 15.44 |
| 1/14/2013 | 16.09 | 16.38 | 15.94 | 16.28 | 4032800 | 15.13 |
| 1/11/2013 | 16.03 | 16.12 | 15.9 | 15.98 | 2425000 | 14.85 |
| 1/10/2013 | 15.88 | 16.05 | 15.79 | 15.92 | 3892100 | 14.79 |
| 1/9/2013 | 15.64 | 15.83 | 15.6 | 15.74 | 2029300 | 14.62 |
| 1/8/2013 | 15.79 | 15.89 | 15.41 | 15.64 | 4058000 | 14.53 |
| 1/7/2013 | 15.61 | 15.65 | 15.41 | 15.54 | 2737000 | 14.44 |
| 1/4/2013 | 15.56 | 15.65 | 15.48 | 15.49 | 1857600 | 14.39 |
| 1/3/2013 | 15.66 | 15.75 | 15.38 | 15.51 | 2987000 | 14.41 |
| 1/2/2013 | 15.71 | 15.92 | 15.54 | 15.7 | 3608200 | 14.59 |
| 12/7/2012 | 13.85 | 14.12 | 13.8 | 14.04 | 1683400 | 13.05 |
| 12/6/2012 | 13.59 | 13.89 | 13.41 | 13.84 | 1570800 | 12.86 |
| 12/5/2012 | 13.4 | 13.77 | 13.35 | 13.58 | 2808100 | 12.62 |
| 12/4/2012 | 13.9 | 13.9 | 13.75 | 13.78 | 888400 | 12.8 |
| 12/3/2012 | 13.81 | 13.99 | 13.79 | 13.89 | 1924600 | 12.91 |
| 11/9/2012 | 14.38 | 14.58 | 14.25 | 14.41 | 510100 | 13.39 |
| 11/8/2012 | 14.86 | 14.93 | 14.3 | 14.46 | 1259600 | 13.44 |
| 11/7/2012 | 14.3 | 14.58 | 14.22 | 14.5 | 5786300 | 13.47 |
| 11/6/2012 | 15.32 | 15.36 | 15.04 | 15.16 | 1090300 | 14.09 |
| 11/5/2012 | 15.22 | 15.34 | 15.17 | 15.25 | 533800 | 14.17 |
| 11/2/2012 | 15.45 | 15.45 | 15.05 | 15.25 | 703700 | 14.17 |
| 11/1/2012 | 14.88 | 15.41 | 14.65 | 15.41 | 1282600 | 14.32 |
| 10/9/2012 | 14.94 | 15.12 | 14.69 | 14.8 | 590400 | 13.53 |
| 10/8/2012 | 14.74 | 14.9 | 14.7 | 14.84 | 383400 | 13.57 |
| 10/5/2012 | 14.86 | 15.01 | 14.73 | 14.84 | 708400 | 13.57 |
| 10/4/2012 | 14.88 | 15.06 | 14.78 | 14.86 | 639100 | 13.59 |
| 10/3/2012 | 14.66 | 14.84 | 14.6 | 14.78 | 341700 | 13.51 |
| 10/2/2012 | 14.95 | 15.14 | 14.61 | 14.7 | 675500 | 13.44 |
| 10/1/2012 | 15.2 | 15.2 | 14.83 | 14.95 | 828600 | 13.67 |
| 9/28/2012 | 14.86 | 15.2 | 14.64 | 15.11 | 1111900 | 13.82 |
| 9/27/2012 | 14.36 | 14.98 | 14.33 | 14.85 | 1338300 | 13.58 |
| 9/26/2012 | 14.74 | 14.74 | 14.29 | 14.36 | 637300 | 13.13 |
| 9/25/2012 | 14.9 | 15.01 | 14.66 | 14.71 | 950100 | 13.45 |
| 9/24/2012 | 14.99 | 15.02 | 14.89 | 14.98 | 355900 | 13.7 |
| 9/21/2012 | 15 | 15.01 | 14.87 | 14.98 | 865800 | 13.7 |
| 9/20/2012 | 14.9 | 15.02 | 14.61 | 14.91 | 839800 | 13.63 |
| 9/19/2012 | 15 | 15.11 | 14.9 | 14.99 | 1069700 | 13.71 |
| 9/18/2012 | 15.15 | 15.15 | 14.98 | 15.03 | 954000 | 13.74 |
| 9/17/2012 | 15.38 | 15.48 | 15.08 | 15.19 | 1175000 | 13.89 |
| 9/14/2012 | 14.84 | 15.68 | 14.81 | 15.33 | 2413000 | 14.02 |
| 9/13/2012 | 14.6 | 14.89 | 14.58 | 14.81 | 673900 | 13.54 |
| 9/12/2012 | 14.64 | 14.95 | 14.42 | 14.63 | 1257500 | 13.38 |
| 9/11/2012 | 14.35 | 14.6 | 14.28 | 14.48 | 564700 | 13.24 |
| 9/10/2012 | 14.31 | 14.45 | 14.3 | 14.37 | 640700 | 13.14 |
| 9/7/2012 | 14.15 | 14.42 | 14.15 | 14.35 | 894600 | 13.12 |
| 9/6/2012 | 14 | 14.4 | 13.93 | 14.2 | 1416400 | 12.98 |
| 9/5/2012 | 14.2 | 14.2 | 13.87 | 13.92 | 917500 | 12.73 |
| 9/4/2012 | 14.25 | 14.3 | 14.04 | 14.25 | 476000 | 13.03 |
| 8/31/2012 | 14.3 | 14.4 | 14.16 | 14.25 | 345900 | 13.03 |
| 8/30/2012 | 14.45 | 14.48 | 14.17 | 14.23 | 754800 | 13.01 |
| 8/29/2012 | 14.28 | 14.55 | 14.27 | 14.52 | 699400 | 13.28 |
| 8/28/2012 | 14.21 | 14.3 | 14.15 | 14.2 | 316000 | 12.98 |
| 8/27/2012 | 14.14 | 14.28 | 14.08 | 14.2 | 331100 | 12.98 |
| 8/24/2012 | 14.16 | 14.3 | 14.05 | 14.17 | 471600 | 12.96 |
| 8/23/2012 | 14.37 | 14.5 | 14.16 | 14.25 | 488800 | 13.03 |
| 8/22/2012 | 14.48 | 14.49 | 14.24 | 14.39 | 854900 | 13.16 |
| 8/21/2012 | 14.59 | 14.65 | 14.46 | 14.48 | 825900 | 13.24 |
| 8/20/2012 | 14.53 | 14.59 | 14.45 | 14.56 | 568400 | 13.31 |
| 8/17/2012 | 14.6 | 14.61 | 14.41 | 14.51 | 574500 | 13.27 |
| 8/16/2012 | 14.47 | 14.63 | 14.43 | 14.52 | 569300 | 13.28 |
| 8/15/2012 | 14.47 | 14.54 | 14.41 | 14.52 | 540700 | 13.28 |
| 8/14/2012 | 14.39 | 14.56 | 14.33 | 14.41 | 729400 | 13.18 |
| 8/13/2012 | 14.17 | 14.5 | 14.12 | 14.29 | 769200 | 13.07 |
| 8/10/2012 | 14.11 | 14.38 | 14.01 | 14.24 | 314500 | 13.02 |
| 8/9/2012 | 13.97 | 14.3 | 13.97 | 14.21 | 1149200 | 12.99 |
| 8/8/2012 | 14.03 | 14.2 | 13.83 | 13.97 | 583000 | 12.77 |
| 8/7/2012 | 14.15 | 14.2 | 13.93 | 14.03 | 610100 | 12.83 |
| 8/6/2012 | 14.11 | 14.11 | 13.77 | 14.05 | 587200 | 12.85 |
| 8/3/2012 | 14.01 | 14.5 | 13.85 | 14 | 669100 | 12.8 |
| 8/2/2012 | 13.83 | 13.98 | 13.58 | 13.88 | 496200 | 12.69 |
| 8/1/2012 | 14.09 | 14.34 | 13.98 | 14.17 | 687300 | 12.84 |
| 7/31/2012 | 14.45 | 14.57 | 13.88 | 13.99 | 2137200 | 12.67 |
| 7/30/2012 | 14.49 | 14.68 | 14.35 | 14.57 | 845300 | 13.2 |
| 7/27/2012 | 14.95 | 14.95 | 14.12 | 14.28 | 1876300 | 12.94 |
| 7/26/2012 | 14.1 | 14.32 | 14.04 | 14.25 | 2063000 | 12.91 |
| 7/25/2012 | 14.08 | 14.16 | 13.94 | 13.98 | 965000 | 12.67 |
| 7/24/2012 | 14 | 14.15 | 13.89 | 14.06 | 952300 | 12.74 |
| 7/23/2012 | 13.72 | 13.96 | 13.54 | 13.88 | 1465500 | 12.57 |
| 7/20/2012 | 13.94 | 14.12 | 13.94 | 14 | 1127500 | 12.68 |
| 7/19/2012 | 13.57 | 14.25 | 13.57 | 14.1 | 3110000 | 12.77 |
| 7/18/2012 | 13.23 | 13.67 | 13.01 | 13.6 | 1151100 | 12.32 |
| 7/17/2012 | 13.29 | 13.48 | 13.09 | 13.34 | 756000 | 12.09 |
| 7/16/2012 | 13.1 | 13.26 | 12.96 | 13.2 | 1074500 | 11.96 |
| 7/13/2012 | 13.07 | 13.14 | 13.01 | 13.11 | 924300 | 11.88 |
| 7/12/2012 | 12.99 | 13.08 | 12.94 | 12.97 | 628900 | 11.75 |
| 7/11/2012 | 13.11 | 13.13 | 13 | 13.08 | 942900 | 11.85 |
| 7/10/2012 | 13.15 | 13.19 | 12.97 | 13.03 | 803500 | 11.8 |
| 7/9/2012 | 13.16 | 13.22 | 12.88 | 12.97 | 1174300 | 11.75 |
| 7/6/2012 | 13.16 | 13.35 | 13.05 | 13.23 | 542100 | 11.99 |
| 7/5/2012 | 13.3 | 13.41 | 13.19 | 13.31 | 427400 | 12.06 |
| 7/3/2012 | 13.21 | 13.35 | 13.15 | 13.29 | 698400 | 12.04 |
| 7/2/2012 | 13.09 | 13.43 | 13.03 | 13.15 | 1706800 | 11.91 |
| 6/29/2012 | 12.87 | 13.01 | 12.74 | 12.89 | 5044600 | 11.68 |
| 6/28/2012 | 12.47 | 12.62 | 12.37 | 12.61 | 1537500 | 11.42 |
| 6/27/2012 | 12.08 | 12.63 | 12.08 | 12.54 | 1473800 | 11.36 |
| 6/26/2012 | 12.5 | 12.63 | 12.37 | 12.41 | 479200 | 11.24 |
| 6/25/2012 | 12.33 | 12.46 | 12.2 | 12.42 | 530100 | 11.25 |
| 6/22/2012 | 12.79 | 12.79 | 12.48 | 12.6 | 423900 | 11.42 |
| 6/21/2012 | 12.95 | 12.99 | 12.61 | 12.64 | 2317600 | 11.45 |
| 6/20/2012 | 12.55 | 12.81 | 12.5 | 12.74 | 1279100 | 11.54 |
| 6/19/2012 | 11.87 | 12.66 | 11.8 | 12.48 | 3540000 | 11.31 |
| 6/18/2012 | 11.9 | 11.98 | 11.61 | 11.68 | 1244600 | 10.58 |
| 6/15/2012 | 11.81 | 12.04 | 11.74 | 12.02 | 818000 | 10.89 |
| 6/14/2012 | 11.97 | 11.98 | 11.63 | 11.7 | 441100 | 10.6 |
| 6/13/2012 | 11.66 | 11.97 | 11.65 | 11.87 | 667300 | 10.75 |
| 6/12/2012 | 12.06 | 12.08 | 11.68 | 11.8 | 921300 | 10.69 |
| 6/11/2012 | 12.05 | 12.2 | 11.89 | 11.92 | 978800 | 10.8 |
| 6/8/2012 | 11.84 | 12.06 | 11.61 | 11.98 | 757400 | 10.85 |
| 6/7/2012 | 12.18 | 12.25 | 11.88 | 11.9 | 471000 | 10.78 |
| 6/6/2012 | 11.83 | 12.11 | 11.8 | 11.98 | 1189500 | 10.85 |
| 6/5/2012 | 11.75 | 12.03 | 11.75 | 11.75 | 529600 | 10.64 |
| 6/4/2012 | 11.75 | 11.86 | 11.7 | 11.81 | 935900 | 10.7 |
| 6/1/2012 | 11.42 | 11.9 | 11.36 | 11.74 | 1387900 | 10.64 |
| 5/31/2012 | 11.96 | 12.04 | 11.65 | 11.75 | 720000 | 10.64 |
| 5/30/2012 | 12.05 | 12.13 | 11.83 | 12.01 | 1046700 | 10.88 |
| 5/29/2012 | 11.8 | 12.23 | 11.8 | 12.17 | 1543000 | 11.03 |
| 5/25/2012 | 11.67 | 11.83 | 11.63 | 11.7 | 407700 | 10.6 |
| 5/24/2012 | 11.65 | 11.76 | 11.52 | 11.63 | 587800 | 10.54 |
| 5/23/2012 | 11.41 | 11.59 | 11.3 | 11.58 | 892000 | 10.49 |
| 5/22/2012 | 11.37 | 11.79 | 11.34 | 11.59 | 1647800 | 10.5 |
| 5/21/2012 | 11.21 | 11.73 | 11.13 | 11.34 | 2046700 | 10.27 |
| 5/18/2012 | 11.48 | 11.55 | 11.03 | 11.1 | 2458400 | 10.06 |
| 5/17/2012 | 12.14 | 12.21 | 11.27 | 11.47 | 3200100 | 10.39 |
| 5/16/2012 | 12.49 | 12.57 | 12.05 | 12.06 | 1436400 | 10.93 |
| 5/15/2012 | 12.67 | 12.77 | 12.31 | 12.39 | 681800 | 11.22 |
| 5/14/2012 | 12.54 | 12.78 | 12.54 | 12.72 | 1121700 | 11.52 |
| 5/11/2012 | 12.75 | 12.88 | 12.5 | 12.82 | 947000 | 11.61 |
| 5/10/2012 | 13.15 | 13.21 | 12.89 | 12.92 | 982800 | 11.7 |
| 5/9/2012 | 12.85 | 13.09 | 12.7 | 13 | 1204600 | 11.78 |
| 5/8/2012 | 13.16 | 13.29 | 12.86 | 13.03 | 1098000 | 11.8 |
| 5/7/2012 | 13.1 | 13.45 | 12.97 | 13.29 | 1138200 | 12.04 |
| 5/4/2012 | 13.39 | 13.5 | 13.08 | 13.11 | 678400 | 11.88 |
| 5/3/2012 | 13.74 | 13.74 | 13.18 | 13.5 | 1035400 | 12.23 |
| 5/2/2012 | 13.95 | 14.02 | 13.56 | 13.57 | 976300 | 12.16 |
| 5/1/2012 | 14.12 | 14.39 | 13.81 | 14.15 | 1206000 | 12.68 |
| 4/30/2012 | 14.3 | 14.52 | 14.04 | 14.12 | 960300 | 12.65 |
| 4/27/2012 | 14.5 | 14.55 | 14.05 | 14.4 | 2959200 | 12.9 |
| 4/26/2012 | 13.9 | 14.11 | 13.66 | 14.05 | 1359500 | 12.59 |
| 4/25/2012 | 13.79 | 14 | 13.69 | 13.85 | 1827400 | 12.41 |
| 4/24/2012 | 13.57 | 13.87 | 13.41 | 13.65 | 858800 | 12.23 |
| 4/23/2012 | 14 | 14 | 13.31 | 13.63 | 1757400 | 12.21 |
| 4/20/2012 | 14.31 | 14.39 | 14.02 | 14.09 | 1186600 | 12.62 |
| 4/19/2012 | 14.21 | 14.45 | 14.15 | 14.29 | 1606500 | 12.8 |
| 4/18/2012 | 14.28 | 14.34 | 13.92 | 14.29 | 714900 | 12.8 |
| 4/17/2012 | 14.07 | 14.47 | 14.07 | 14.32 | 724200 | 12.83 |
| 4/16/2012 | 14.32 | 14.45 | 14.05 | 14.07 | 534700 | 12.61 |
| 4/13/2012 | 14.33 | 14.35 | 14.1 | 14.19 | 735200 | 12.71 |
| 4/12/2012 | 13.87 | 14.52 | 13.82 | 14.42 | 1342800 | 12.92 |
| 4/11/2012 | 13.84 | 14.11 | 13.77 | 13.9 | 1142800 | 12.45 |
| 4/10/2012 | 14.12 | 14.23 | 13.55 | 13.66 | 845700 | 12.24 |
| 4/9/2012 | 14.5 | 14.51 | 14.06 | 14.15 | 679300 | 12.68 |
| 4/5/2012 | 14.75 | 14.87 | 14.58 | 14.69 | 440900 | 13.16 |
| 4/4/2012 | 14.89 | 14.95 | 14.5 | 14.73 | 2682200 | 13.2 |
| 4/3/2012 | 15.06 | 15.23 | 14.91 | 15.03 | 698000 | 13.47 |
| 4/2/2012 | 14.87 | 15.5 | 14.75 | 15.01 | 2239200 | 13.45 |
| 3/30/2012 | 14.81 | 14.92 | 14.63 | 14.83 | 1008600 | 13.29 |
| 3/29/2012 | 14.7 | 14.81 | 14.58 | 14.76 | 935600 | 13.22 |
| 3/28/2012 | 14.8 | 14.84 | 14.62 | 14.83 | 1172100 | 13.29 |
| 3/27/2012 | 14.7 | 14.88 | 14.56 | 14.73 | 5378900 | 13.2 |
| 3/26/2012 | 14.69 | 14.75 | 14.38 | 14.57 | 1153100 | 13.05 |
| 3/23/2012 | 14.23 | 14.67 | 14.14 | 14.51 | 1604700 | 13 |
| 3/22/2012 | 14.28 | 14.28 | 14.01 | 14.18 | 689500 | 12.7 |
| 3/21/2012 | 14.17 | 14.4 | 14.15 | 14.34 | 1289900 | 12.85 |
| 3/20/2012 | 14.33 | 14.33 | 14.02 | 14.19 | 546100 | 12.71 |
| 3/19/2012 | 14.32 | 14.5 | 14.25 | 14.4 | 1174400 | 12.9 |
| 3/16/2012 | 14.33 | 14.46 | 14.25 | 14.33 | 580600 | 12.84 |
| 3/15/2012 | 14.38 | 14.45 | 14.18 | 14.31 | 1280700 | 12.82 |
| 3/14/2012 | 14.49 | 14.53 | 14.2 | 14.34 | 543000 | 12.85 |
| 3/13/2012 | 14.25 | 14.53 | 14.03 | 14.49 | 1016300 | 12.98 |
| 3/12/2012 | 14.25 | 14.3 | 14.13 | 14.26 | 591900 | 12.78 |
| 3/9/2012 | 14.19 | 14.32 | 13.91 | 14.26 | 635300 | 12.78 |
| 3/8/2012 | 14.09 | 14.22 | 14.02 | 14.18 | 739800 | 12.7 |
| 3/7/2012 | 13.63 | 14.07 | 13.61 | 13.98 | 4929600 | 12.53 |
| 3/6/2012 | 13.96 | 13.96 | 13.28 | 13.61 | 839800 | 12.19 |
| 3/5/2012 | 13.87 | 13.91 | 13.68 | 13.86 | 599000 | 12.42 |
| 3/2/2012 | 14.17 | 14.2 | 13.65 | 13.92 | 2116300 | 12.47 |
| 3/1/2012 | 14.38 | 14.55 | 14.18 | 14.24 | 1100300 | 12.76 |
| 2/29/2012 | 14.3 | 14.46 | 14.11 | 14.32 | 1309000 | 12.83 |
| 2/28/2012 | 14.51 | 14.64 | 14.28 | 14.32 | 912400 | 12.83 |
| 2/27/2012 | 14.56 | 14.73 | 14.29 | 14.58 | 1014300 | 13.06 |
| 2/24/2012 | 14.89 | 14.99 | 14.69 | 14.75 | 471400 | 13.22 |
| 2/23/2012 | 14.92 | 15 | 14.86 | 14.89 | 992600 | 13.34 |
| 2/22/2012 | 15.01 | 15.1 | 14.77 | 14.97 | 1348600 | 13.41 |
| 2/21/2012 | 15.06 | 15.2 | 14.97 | 15.08 | 2402400 | 13.51 |
| 2/17/2012 | 14.96 | 15.15 | 14.91 | 15.1 | 1463100 | 13.53 |
| 2/16/2012 | 14.29 | 14.96 | 14.24 | 14.89 | 1853300 | 13.34 |
| 2/15/2012 | 14.8 | 14.94 | 14.5 | 14.54 | 1120100 | 12.74 |
| 2/14/2012 | 14.99 | 15 | 14.55 | 14.61 | 993800 | 12.8 |
| 2/13/2012 | 15.15 | 15.15 | 14.93 | 15.01 | 1539300 | 13.15 |
| 2/10/2012 | 14.99 | 15.15 | 14.84 | 15.07 | 1266700 | 13.2 |
| 2/9/2012 | 14.79 | 15.17 | 14.31 | 15.06 | 2601000 | 13.2 |
| 2/8/2012 | 15.09 | 15.2 | 14.61 | 14.87 | 1390900 | 13.03 |
| 2/7/2012 | 14.78 | 15.11 | 14.63 | 14.96 | 1256600 | 13.11 |
| 2/6/2012 | 14.47 | 14.85 | 14.38 | 14.82 | 501400 | 12.99 |
| 2/3/2012 | 14.81 | 15 | 14.45 | 14.54 | 2120300 | 12.74 |
| 2/2/2012 | 14.59 | 14.84 | 14.37 | 14.46 | 1262700 | 12.67 |
| 2/1/2012 | 14.15 | 14.71 | 14.11 | 14.56 | 1308300 | 12.76 |
| 1/31/2012 | 14.06 | 14.21 | 13.85 | 13.98 | 747800 | 12.25 |
| 1/30/2012 | 13.73 | 14.1 | 13.57 | 13.94 | 958400 | 12.21 |
| 1/27/2012 | 13.65 | 13.93 | 13.59 | 13.83 | 323900 | 12.12 |
| 1/26/2012 | 14.1 | 14.12 | 13.52 | 13.75 | 822300 | 12.05 |
| 1/25/2012 | 13.73 | 14.15 | 13.55 | 13.97 | 1753500 | 12.24 |
| 1/24/2012 | 13.8 | 13.85 | 13.39 | 13.68 | 1273000 | 11.99 |
| 1/23/2012 | 14.16 | 14.29 | 13.79 | 13.88 | 900200 | 12.16 |
| 1/20/2012 | 14.09 | 14.18 | 13.78 | 14.1 | 700000 | 12.35 |
| 1/19/2012 | 14.04 | 14.16 | 13.97 | 14.1 | 988600 | 12.35 |
| 1/18/2012 | 13.83 | 14.02 | 13.69 | 13.93 | 771300 | 12.21 |
| 1/17/2012 | 14.25 | 14.25 | 13.86 | 13.94 | 966500 | 12.21 |
| 1/13/2012 | 13.69 | 14.27 | 13.43 | 14.07 | 990100 | 12.33 |
| 1/12/2012 | 13.93 | 13.99 | 13.68 | 13.91 | 586500 | 12.19 |
| 1/11/2012 | 13.71 | 13.98 | 13.68 | 13.9 | 1056300 | 12.18 |
| 1/10/2012 | 13.9 | 13.96 | 13.6 | 13.71 | 1347000 | 12.01 |
| 1/9/2012 | 13.4 | 13.65 | 13.3 | 13.59 | 1040300 | 11.91 |
| 1/6/2012 | 13.26 | 13.48 | 13.24 | 13.4 | 878900 | 11.74 |
| 1/5/2012 | 13.11 | 13.33 | 12.86 | 13.22 | 926800 | 11.58 |
| 1/4/2012 | 13.24 | 13.46 | 13.04 | 13.26 | 605300 | 11.62 |
| 1/3/2012 | 13 | 13.53 | 13 | 13.3 | 1227200 | 11.65 |
| 12/9/2011 | 12.55 | 13 | 12.53 | 12.93 | 664300 | 11.33 |
| 12/8/2011 | 13.28 | 13.28 | 12.33 | 12.48 | 1301500 | 10.94 |
| 12/7/2011 | 13.33 | 13.56 | 13.26 | 13.53 | 911200 | 11.86 |
| 12/6/2011 | 13.66 | 13.66 | 13.01 | 13.49 | 1018600 | 11.82 |
| 12/5/2011 | 13.39 | 13.68 | 13.32 | 13.52 | 1146400 | 11.85 |
| 12/2/2011 | 13.2 | 13.54 | 13 | 13.1 | 1393000 | 11.48 |
| 12/1/2011 | 12.9 | 13.08 | 12.86 | 13.01 | 1078000 | 11.4 |
| 11/9/2011 | 13.65 | 13.74 | 12.62 | 12.69 | 1762800 | 11.12 |
| 11/8/2011 | 13.67 | 14.58 | 13.67 | 14.07 | 2118000 | 12.24 |
| 11/7/2011 | 13.52 | 13.85 | 13.17 | 13.67 | 1154400 | 11.89 |
| 11/4/2011 | 13.49 | 13.68 | 12.92 | 13.52 | 1953300 | 11.76 |
| 11/3/2011 | 13.85 | 13.87 | 13.23 | 13.52 | 1196100 | 11.76 |
| 11/2/2011 | 13.39 | 13.7 | 13.23 | 13.67 | 2031000 | 11.89 |
| 11/1/2011 | 12.88 | 13.18 | 12.58 | 12.93 | 1656300 | 11.25 |