| (Rs. in Million) |
| | Particulars | Mar 2011 | Mar 2010 | Mar 2009 | Mar 2008 | Mar 2007 |
| | Profit Before Tax | 4363.05 | 3718.27 | 2008.16 | 1029.96 | 449.03 |
| | Adjustment | 696.34 | 1223.75 | 1023.19 | 346.33 | 109.09 |
| | Changes In working Capital | 193.01 | -1239.12 | -1872.99 | -548.27 | -207.65 |
| | Cash Flow after changes in Working Capital | 5252.40 | 3702.90 | 1158.36 | 828.02 | 350.47 |
| | Cash Flow from Operating Activities | 3271.20 | 2884.12 | 849.65 | 680.98 | 180.42 |
| | Cash Flow from Investing Activities | -6668.60 | -4022.24 | -3456.78 | -2157.16 | -884.58 |
| | Cash Flow from Financing Activities | 144.66 | 6608.76 | 545.26 | 3306.57 | 1090.75 |
| | Net Cash Inflow / Outflow | -3252.74 | 5470.64 | -2061.87 | 1830.39 | 386.59 |
| | Opening Cash & Cash Equivalents | 6199.08 | 728.44 | 2790.31 | 949.59 | 596.59 |
| | Cash & Cash Equivalent on Amalgamation / Take over / Merger | 0 | 0 | 0 | 0 | 0 |
| | Cash & Cash Equivalent of Subsidiaries under liquidations | 0 | 0 | 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 | 10.33 | -33.59 |
| | Closing Cash & Cash Equivalent | 2946.34 | 6199.08 | 728.44 | 2790.31 | 949.59 |