| (Rs. in Million) |
| Particulars | Mar 2013 | Mar 2012 | Mar 2011 | Mar 2010 | Mar 2009 |
| Profit Before Tax | 102076.20 | 90993.90 | 88486.90 | 67007.90 | 56621.40 |
| Adjustment | -512.50 | 11316.20 | -9439.90 | -5155.30 | -3353.00 |
| Changes In working Capital | -12855.20 | 5515.60 | -3192.30 | -8487.20 | 13635.90 |
| Cash Flow after changes in Working Capital | 88708.50 | 107825.70 | 75854.70 | 53365.40 | 66904.30 |
| Cash Flow from Operating Activities | 68243.70 | 83997.60 | 58508.80 | 41816.80 | 58382.40 |
| Cash Flow from Investing Activities | -74518.20 | -95215.10 | -74919.80 | -132666.50 | -77165.50 |
| Cash Flow from Financing Activities | 3121.60 | 6615.90 | 16043.30 | 88222.00 | 3651.30 |
| Net Cash Inflow / Outflow | -3152.90 | -4601.60 | -367.70 | -2627.70 | -15131.80 |
| Opening Cash & Cash Equivalents | 17175.10 | 21238.50 | 2143.80 | 4771.50 | 19535.60 |
| Cash & Cash Equivalent on Amalgamation / Take over / Merger | 0 | 0 | 0 | 0 | 0 |
| Cash & Cash Equivalent of Subsidiaries under liquidations | 0 | 21.80 | 19419.60 | 0 | 367.70 |
| Translation adjustment on reserves / op cash balalces frgn subsidiaries | 0 | 0 | 0 | 0 | 0 |
| Effect of Foreign Exchange Fluctuations | 333.60 | 516.40 | 42.80 | 0 | 0 |
| Closing Cash & Cash Equivalent | 14355.80 | 17175.10 | 21238.50 | 2143.80 | 4771.50 |