| (Rs. in Million) |
| Particulars | Mar 2020 | Mar 2019 | Mar 2018 | Mar 2017 | Mar 2016 |
| Profit Before Tax | 21016.50 | 19568.90 | 15297.80 | 9732.50 | 8681.10 |
| Adjustment | 3800.90 | 2256.40 | 1120.10 | 999.80 | 735.10 |
| Changes In working Capital | -22714.90 | -3035.70 | -12368.30 | 9158.20 | -1630.60 |
| Cash Flow after changes in Working Capital | 2102.50 | 18789.60 | 4049.60 | 19890.50 | 7785.60 |
| Cash Flow from Operating Activities | -3474.10 | 12429.20 | -511.20 | 17123.00 | 5760.90 |
| Cash Flow from Investing Activities | 2349.90 | -7983.40 | 963.60 | -9843.70 | -1588.20 |
| Cash Flow from Financing Activities | -2416.70 | -4888.30 | -2524.50 | -1656.00 | -5048.40 |
| Net Cash Inflow / Outflow | -3540.90 | -442.50 | -2072.10 | 5623.30 | -875.70 |
| Opening Cash & Cash Equivalents | 4295.30 | 4720.50 | 6780.00 | 1169.40 | 1712.00 |
| 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 | 0.50 | 17.30 | 12.60 | 0 | 0 |
| Closing Cash & Cash Equivalent | 754.90 | 4295.30 | 4720.50 | 6792.70 | 836.30 |