| (Rs. in Millions) |
| Particulars | Mar 2018 | Mar 2017 | Mar 2016 | Mar 2015 | Mar 2014 |
| Profit Before Tax | 594.48 | 2085.63 | 2864.24 | 3075.33 | 2555.30 |
| Adjustment | 2648.14 | 2909.45 | 3630.52 | 3149.90 | 3480.95 |
| Changes In working Capital | 524.28 | -3367.49 | -2383.79 | -1203.01 | 4306.52 |
| Cash Flow after changes in Working Capital | 3766.89 | 1627.59 | 4110.97 | 5022.22 | 10342.77 |
| Cash Flow from Operating Activities | 3740.54 | 1583.15 | 3969.09 | 4992.85 | 10421.33 |
| Cash Flow from Investing Activities | 184.01 | 373.54 | 193.28 | 1053.61 | 1810.93 |
| Cash Flow from Financing Activities | -3923.99 | -2271.56 | -4804.34 | -6223.17 | -12111.45 |
| Net Cash Inflow / Outflow | 0.56 | -314.87 | -641.97 | -176.71 | 120.81 |
| Opening Cash & Cash Equivalents | 233.52 | 548.39 | 1190.36 | 2045.61 | 1924.81 |
| 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 | 234.08 | 233.52 | 548.39 | 1868.90 | 2045.61 |