| (Rs. in Million) |
| | Particulars | Mar 2012 | Mar 2011 | Mar 2010 | Mar 2009 | Mar 2008 |
| | Profit Before Tax | 2577.28 | 3017.42 | 2592.20 | 1352.02 | 1457.46 |
| | Adjustment | 531.92 | 515.59 | 420.04 | 382.50 | 264.00 |
| | Changes In working Capital | -231.76 | -309.30 | -162.80 | -124.98 | -353.98 |
| | Cash Flow after changes in Working Capital | 2877.44 | 3223.71 | 2849.44 | 1609.53 | 1367.49 |
| | Cash Flow from Operating Activities | 2136.81 | 2256.93 | 2100.43 | 1196.43 | 947.26 |
| | Cash Flow from Investing Activities | -2182.78 | -2290.85 | -482.99 | -907.18 | -910.62 |
| | Cash Flow from Financing Activities | -11.77 | -86.13 | -1593.22 | 171.64 | -683.49 |
| | Net Cash Inflow / Outflow | -57.74 | -120.04 | 24.23 | 460.89 | -646.85 |
| | Opening Cash & Cash Equivalents | 233.62 | 353.66 | 827.53 | 366.64 | 1013.49 |
| | 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 | 175.89 | 233.62 | 851.76 | 827.53 | 366.64 |