| (Rs. in Million) |
| | Particulars | Mar 2012 | Mar 2011 | Mar 2010 | Mar 2009 | Mar 2008 |
| | Profit Before Tax | 5765.38 | 8445.97 | 10536.55 | 10012.11 | 10443.62 |
| | Adjustment | 37156.85 | 23422.23 | 18823.45 | 17717.91 | 13008.79 |
| | Changes In working Capital | -8987.22 | 15563.38 | -7502.00 | -7791.76 | 1998.00 |
| | Cash Flow after changes in Working Capital | 33935.01 | 47431.58 | 21858.00 | 19938.26 | 25450.41 |
| | Cash Flow from Operating Activities | 30550.11 | 45230.33 | 19851.35 | 18637.40 | 25022.21 |
| | Cash Flow from Investing Activities | -43663.45 | -78268.04 | -20959.42 | -76553.64 | -59561.84 |
| | Cash Flow from Financing Activities | 577.50 | 33148.31 | -25305.70 | 76389.98 | 21312.90 |
| | Net Cash Inflow / Outflow | -12535.84 | 110.60 | -26413.77 | 18473.74 | -13226.73 |
| | Opening Cash & Cash Equivalents | 13836.11 | 13725.51 | 23444.29 | 4970.55 | 18197.28 |
| | Cash & Cash Equivalent on Amalgamation / Take over / Merger | 0 | 0 | 5773.89 | 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 | 0 | 0 |
| | Closing Cash & Cash Equivalent | 1300.27 | 13836.11 | 2804.41 | 23444.29 | 4970.55 |