| (Rs. in Million) |
| Particulars | Mar 2017 | Mar 2016 | Mar 2015 | Mar 2014 | Mar 2013 |
| Profit Before Tax | -3690.20 | -1722.50 | 894.10 | 199.80 | 1505.40 |
| Adjustment | 8979.10 | 8026.20 | 8615.10 | 7798.70 | 5141.40 |
| Changes In working Capital | 4591.70 | -6148.70 | -4879.00 | -924.80 | -2679.60 |
| Cash Flow after changes in Working Capital | 9880.60 | 155.00 | 4630.20 | 7073.70 | 3967.20 |
| Cash Flow from Operating Activities | 9522.20 | -320.20 | 4386.90 | 6902.70 | 3713.90 |
| Cash Flow from Investing Activities | -6361.00 | -11174.10 | -19910.50 | -22380.00 | -9165.10 |
| Cash Flow from Financing Activities | -5870.50 | 16524.00 | 14836.20 | 14950.30 | 5465.80 |
| Net Cash Inflow / Outflow | -2709.30 | 5029.70 | -687.40 | -527.00 | 14.60 |
| Opening Cash & Cash Equivalents | 2910.90 | 1165.60 | 1264.40 | 1791.40 | 1776.80 |
| 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 | 1072.60 | -3284.40 | 588.70 | 0 | 0 |
| Closing Cash & Cash Equivalent | 1274.20 | 2910.90 | 1165.70 | 1264.40 | 1791.40 |