| (Rs. in Million) |
| Particulars | Mar 2010 | Mar 2009 | Mar 2008 | Mar 2007 | Mar 2006 |
| Profit Before Tax | 5003.92 | 3485.28 | 3059.38 | 1954.51 | 1907.22 |
| Adjustment | 59.68 | 72.28 | 4.31 | -48.90 | 213.31 |
| Changes In working Capital | -224.51 | 495.81 | 338.94 | 289.00 | 443.52 |
| Cash Flow after changes in Working Capital | 4839.09 | 4053.37 | 3402.63 | 2194.61 | 2564.05 |
| Cash Flow from Operating Activities | 4039.96 | 3496.65 | 2913.53 | 1576.84 | 1877.79 |
| Cash Flow from Investing Activities | 290.78 | 224.62 | 96.09 | 40.13 | -353.74 |
| Cash Flow from Financing Activities | -3388.01 | -2634.74 | -2781.34 | -1360.41 | -1206.15 |
| Net Cash Inflow / Outflow | 942.72 | 1086.53 | 228.29 | 256.56 | 317.90 |
| Opening Cash & Cash Equivalents | 2534.02 | 1481.32 | 1148.64 | 892.08 | 574.18 |
| Cash & Cash Equivalent on Amalgamation / Take over / Merger | 0 | 0 | 104.40 | 0 | 0 |
| Cash & Cash Equivalent of Subsidiaries under liquidations | 0 | -33.84 | 0 | 0 | 0 |
| Translation adjustment on reserves / op cash balalces frgn subsidiaries | 0 | 0 | 0 | 0 | 0 |
| Effect of Foreign Exchange Fluctuations | 0 | 0 | 0 | 0 | 0 |
| Closing Cash & Cash Equivalent | 3476.74 | 2534.02 | 1481.32 | 1148.64 | 892.08 |