| Months | 12 | 12 | 12 | 12 | 12 |
| Source Of Info (AR = Annual Report, PR = Press Release) | PR | AR | AR | AR | AR |
| FaceValue | 10.00 | 10.00 | 10.00 | 10.00 | 10.00 |
| | | | | | |
| PER SHARE RATIOS | | | | | |
| | | | | | |
| Basic EPS (Rs.) | 157.92 | 136.46 | 120.51 | 128.50 | 133.89 |
| Diluted EPS (Rs.) | 157.92 | 167.79 | 120.51 | 136.38 | 133.89 |
| Cash EPS (Rs.) | 170.53 | 181.07 | 134.12 | 159.44 | 159.03 |
| Book Value[Excl.RevalReserv]/Share (Rs.) | 918.67 | 921.84 | 785.91 | 701.05 | 626.10 |
| Book Value[Incl.RevalReserv]/Share (Rs.) | 918.67 | 921.84 | 785.91 | 701.05 | 626.10 |
| Dividend / Share (Rs.) | 75.00 | 165.00 | 35.00 | 70.00 | 35.00 |
| Revenue From Operations / Share (Rs.) | 550.74 | 498.65 | 479.38 | 530.00 | 570.71 |
| PBDIT / Share (Rs.) | 238.70 | 199.45 | 178.32 | 198.89 | 196.37 |
| PBIT / Share (Rs.) | 226.08 | 186.16 | 164.71 | 175.82 | 171.23 |
| PBT / Share (Rs.) | 213.26 | 222.10 | 163.07 | 180.11 | 168.94 |
| Net Profit / Share (Rs.) | 157.91 | 167.78 | 120.51 | 136.38 | 133.89 |
| | | | | | |
| PROFITABILITY RATIOS | | | | | |
| | | | | | |
| PBDIT Margin (%) | 43.34 | 39.99 | 37.19 | 37.52 | 34.40 |
| PBIT Margin (%) | 41.04 | 37.33 | 34.35 | 33.17 | 30.00 |
| PBT Margin (%) | 38.72 | 44.53 | 34.01 | 33.98 | 29.60 |
| Net Profit Margin (%) | 28.67 | 33.64 | 25.13 | 25.73 | 23.46 |
| Return on Networth / Equity (%) | 17.18 | 18.20 | 15.33 | 19.45 | 21.38 |
| Return on Capital Employeed (%) | 24.08 | 19.61 | 20.46 | 24.05 | 25.70 |
| Return On Assets (%) | 14.67 | 15.62 | 13.03 | 15.59 | 15.70 |
| Asset Turnover Ratio (%) | 0.51 | 0.49 | 0.53 | 0.61 | 0.72 |
| | | | | | |
| LIQUIDITY RATIOS | | | | | |
| | | | | | |
| Current Ratio (X) | 6.06 | 6.17 | 5.07 | 3.84 | 2.81 |
| Quick Ratio (X) | 5.31 | 5.33 | 4.27 | 3.21 | 2.28 |
| Inventory Turnover Ratio (X) | 5.31 | 5.02 | 0.78 | 0.79 | 0.80 |
| Dividend Payout Ratio (NP) (%) | 0.00 | 20.86 | 33.19 | 47.65 | 26.13 |
| Dividend Payout Ratio (CP) (%) | 0.00 | 19.33 | 29.82 | 40.76 | 22.00 |
| Earning Retention Ratio (%) | 0.00 | 79.14 | 66.81 | 52.35 | 73.87 |
| Cash Earning Retention Ratio (%) | 0.00 | 80.67 | 70.18 | 59.24 | 78.00 |
| | | | | | |
| COVERAGE RATIOS | | | | | |
| | | | | | |
| Interest Coverage Ratio (%) | 115.19 | 108.50 | 52.94 | 67.95 | 85.64 |
| Interest Coverage Ratio (Post Tax) (%) | 82.39 | 71.72 | 36.26 | 45.13 | 59.39 |
| | | | | | |
| VALUATION RATIOS | | | | | |
| | | | | | |
| Enterprise Value (Cr.) | 18484.60 | 15519.59 | 17140.82 | 13990.32 | 18276.37 |
| EV / Net Operating Revenue (X) | 7.34 | 6.80 | 7.82 | 5.77 | 7.00 |
| EV / EBITDA (X) | 16.93 | 17.01 | 21.01 | 15.38 | 20.34 |
| MarketCap / Net Operating Revenue (X) | 8.57 | 8.03 | 8.75 | 6.54 | 7.62 |
| Retention Ratios (%) | 0.00 | 79.13 | 66.80 | 52.34 | 73.86 |
| Price / BV (X) | 5.14 | 4.34 | 5.34 | 4.94 | 6.95 |
| Price / Net Operating Revenue (X) | 8.57 | 8.03 | 8.75 | 6.54 | 7.62 |
| EarningsYield | 0.03 | 0.04 | 0.02 | 0.03 | 0.03 |