DA CALCULATION SHEET

Month	All India Index	% of increase
Nov-08	148	21.44
Dec-08	147	22.38
Jan-09	148	23.39
Feb-09	148	24.32
Mar-09	148	25.12
Apr-09	150	25.98
May-09	151	26.84
Jun-09	153	27.78
July-09	160	29
Aug-09	162	30.23
Sep-09	163	31.45
Oct-09	165	32.67
Nov-09	168	34.11
Dec-09	169	35.7
Jan-10	172	37.43
Feb-10	170	39.01
Mar-10	170	40.59
Apr-10	170	42.03
May-10	172	43.54
Jun-10	174	45.06
July-10	178	46.35
Aug-10	178	47.50
Sep-10	179	48.66
Oct-10	181	49.81
Nov-10	182	50.81
Dec-10