| (Rs. in Million) |
| Particulars | Mar 2013 | Mar 2012 | Mar 2011 | Mar 2010 | Mar 2009 |
| Profit Before Tax | 1650.97 | 2327.08 | 1988.01 | 1113.73 | 457.93 |
| Adjustment | 3873.28 | 2723.70 | 2358.64 | 2771.42 | 2902.78 |
| Changes In working Capital | 1230.37 | -64.11 | -3437.84 | -779.68 | 944.45 |
| Cash Flow after changes in Working Capital | 6754.62 | 4986.67 | 908.81 | 3105.48 | 4305.17 |
| Cash Flow from Operating Activities | 6250.32 | 4119.76 | 96.79 | 2579.57 | 3909.18 |
| Cash Flow from Investing Activities | -809.69 | -385.14 | -16375.07 | -10015.23 | -7070.95 |
| Cash Flow from Financing Activities | -5442.51 | -2855.11 | 12574.27 | 13207.65 | 4370.48 |
| Net Cash Inflow / Outflow | -1.88 | 879.51 | -3704.01 | 5772.00 | 1208.71 |
| Opening Cash & Cash Equivalents | 1754.60 | 875.08 | 7978.45 | 2206.45 | 997.74 |
| Cash & Cash Equivalent on Amalgamation / Take over / Merger | 0.27 | 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 | 1752.99 | 1754.60 | 4274.44 | 7978.45 | 2206.45 |