| Rs. in Cr. | Mar 2012 | Mar 2011 | Mar 2010 | Mar 2009 |
| INCOME : | | | | |
| Sale of Electrical Energy | 4,952.86 | 4,344.01 | 4,130.67 | 3,360.01 |
| Other Income | 836.00 | 596.99 | 599.42 | 671.31 |
| Total Income | 5,788.86 | 4,941.00 | 4,730.09 | 4,031.32 |
| | | | |
| EXPENDITURE : | | | | |
| Cost of Fuel and Power Purchased | 96.15 | 85.16 | 89.99 | 9.89 |
| Generation and Distribution Expenses | 846.61 | 719.08 | 678.09 | 939.02 |
| Employee Cost | 1,785.14 | 1,470.90 | 1,747.05 | 1,335.64 |
| Administration expenses | 494.16 | 445.61 | 243.87 | 211.29 |
| Miscellaneous Expenses | 122.05 | 113.37 | 261.01 | 183.96 |
| Less: Preoperative Expenditure Capitalised | 118.86 | 103.26 | 256.91 | 169.25 |
| | | | |
| Profit before Interest, Depreciation and Tax | 2,563.61 | 2,210.14 | 1,966.99 | 1,520.77 |
| Interest and Financial Charges | 149.54 | 112.77 | 33.58 | 8.15 |
| Profit before Depreciation and Tax | 2,414.07 | 2,097.37 | 1,933.41 | 1,512.62 |
| Depreciation | 430.18 | 412.87 | 328.55 | 466.61 |
| Minority Interest before PAT | 0.00 | 0.00 | 0.00 | 0.00 |
| Profit Before Tax | 1,983.89 | 1,684.50 | 1,604.86 | 1,046.01 |
| Tax | 572.56 | 386.22 | 357.40 | 224.92 |
| Profit After Tax | 1,411.33 | 1,298.28 | 1,247.46 | 821.09 |
| Minority Interest after PAT | 0.00 | 0.00 | 0.00 | 0.00 |
| Profit/Loss of Associate Company | 0.00 | 0.00 | 0.00 | 0.00 |
| Profit after Minority Interest and P/L of Assoc. Co. | 1,411.33 | 1,298.28 | 1,247.46 | 821.09 |
| | | | |
| Adjustment below net profit | -178.08 | 0.00 | 0.00 | 0.45 |
| P and L Balance brought forward | 8,488.96 | 7,799.40 | 7,071.35 | 6,748.07 |
| Appropriations | 545.97 | 608.72 | 519.41 | 498.26 |
| P and L Balance carried forward | 9,176.24 | 8,488.96 | 7,799.40 | 7,071.35 |
| | | | |
| Equity Dividend | 469.76 | 385.87 | 335.54 | 335.54 |
| Preference Dividend | 0.00 | 0.00 | 0.00 | 0.00 |
| Corporate Dividend Tax | 76.21 | 62.60 | 56.37 | 57.03 |
| Equity Dividend (%) | 28.00 | 23.00 | 20.00 | 20.00 |
| | | | |
| Earning Per Share (Rs.) | 7.96 | 7.37 | 7.10 | 4.55 |
| Book Value | 71.76 | 66.61 | 61.54 | 56.44 |
| | | | |
| Extraordinary Items | 2.76 | 3.02 | 2.47 | -494.12 |