| (Rs. in Million) |
| Particulars | Mar 2011 | Mar 2010 | Mar 2009 | Mar 2008 | Mar 2007 |
| Profit Before Tax | 15552.10 | 9430.87 | 18108.68 | 31179.22 | 6203.31 |
| Adjustment | 2453.75 | 2641.15 | -39.81 | -154.50 | 144.00 |
| Changes In working Capital | -763.11 | -5770.51 | -1394.39 | -39919.62 | -30042.00 |
| Cash Flow after changes in Working Capital | 17242.73 | 6301.50 | 16674.49 | -8894.90 | -23694.69 |
| Cash Flow from Operating Activities | 15151.27 | 3916.59 | 13658.64 | -14999.31 | -26790.46 |
| Cash Flow from Investing Activities | -19499.91 | -24164.12 | -11511.69 | -64878.77 | -6291.66 |
| Cash Flow from Financing Activities | 4190.00 | 14349.50 | -4375.41 | 89458.97 | 32863.27 |
| Net Cash Inflow / Outflow | -158.64 | -5898.03 | -2228.46 | 9580.89 | -218.85 |
| Opening Cash & Cash Equivalents | 1696.00 | 7594.03 | 9822.49 | 241.60 | 460.45 |
| 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 | 0 | 0 |
| Closing Cash & Cash Equivalent | 1537.36 | 1696.00 | 7594.03 | 9822.49 | 241.60 |