Chase Production Strategy

Given the following production plan, use a:
(a) chase production strategy 
(b) level production strategy to compute the monthly production, ending inventory/(backlog)
and workforce levels.
A worker is capable of producing 100 units per month. Assume the beginning inventory as of January is zero, and the firm desires to have zero inventory at the end of June.
MONTH JAN FEB MAR APR MAY JUN
Demand 2000 3000 5000 6000 6000 2000
Production
Ending Inventory
Workforce