Lab

23 20.5 23.5 24.5 23 20.5 18.5 12.5 28 10.5 25 22.5 21 23 19.5 22.5 30.5 25.5 22 17 28.5 27.5 24 24.5 22.5 9.5 26 22 27.5 21 30.5