| Months | 12 | 12 | 12 | 12 | 12 |
| Source Of Info (AR = Annual Report, PR = Press Release) | AR | AR | AR | AR | AR |
| FaceValue | 2.00 | 2.00 | 2.00 | 2.00 | 2.00 |
| | | | | | |
| PER SHARE RATIOS | | | | | |
| | | | | | |
| Basic EPS (Rs.) | 73.56 | 64.82 | 45.89 | 82.45 | 75.09 |
| Diluted EPS (Rs.) | 73.53 | 64.77 | 45.89 | 82.45 | 75.09 |
| Cash EPS (Rs.) | 84.92 | 75.31 | 56.89 | 97.61 | 88.55 |
| Book Value[Excl.RevalReserv]/Share (Rs.) | 302.38 | 282.34 | 268.14 | 380.24 | 344.52 |
| Book Value[Incl.RevalReserv]/Share (Rs.) | 302.38 | 282.34 | 268.14 | 380.24 | 344.52 |
| Revenue From Operations / Share (Rs.) | 370.81 | 333.10 | 296.21 | 389.17 | 332.34 |
| PBDIT / Share (Rs.) | 108.02 | 99.45 | 69.80 | 121.72 | 117.83 |
| PBIT / Share (Rs.) | 96.52 | 88.73 | 59.45 | 107.13 | 104.48 |
| PBT / Share (Rs.) | 94.87 | 88.16 | 58.98 | 105.94 | 103.53 |
| Net Profit / Share (Rs.) | 73.43 | 64.60 | 46.54 | 83.01 | 75.20 |
| NP After MI And SOA / Share (Rs.) | 73.43 | 64.60 | 46.54 | 83.01 | 75.20 |
| | | | | | |
| PROFITABILITY RATIOS | | | | | |
| | | | | | |
| PBDIT Margin (%) | 29.13 | 29.85 | 23.56 | 31.27 | 35.45 |
| PBIT Margin (%) | 26.02 | 26.63 | 20.06 | 27.52 | 31.43 |
| PBT Margin (%) | 25.58 | 26.46 | 19.91 | 27.22 | 31.15 |
| Net Profit Margin (%) | 19.80 | 19.39 | 15.71 | 21.33 | 22.62 |
| NP After MI And SOA Margin (%) | 19.80 | 19.39 | 15.71 | 21.33 | 22.62 |
| Return on Networth / Equity (%) | 24.28 | 22.87 | 17.35 | 21.83 | 21.82 |
| Return on Capital Employeed (%) | 30.10 | 29.95 | 21.21 | 26.98 | 29.02 |
| Return On Assets (%) | 18.35 | 17.59 | 12.56 | 17.57 | 17.30 |
| Asset Turnover Ratio (%) | 0.96 | 0.90 | 0.81 | 0.83 | 0.79 |
| | | | | | |
| LIQUIDITY RATIOS | | | | | |
| | | | | | |
| Current Ratio (X) | 2.85 | 3.05 | 2.49 | 3.50 | 3.13 |
| Quick Ratio (X) | 1.95 | 2.12 | 1.77 | 2.28 | 1.94 |
| Inventory Turnover Ratio (X) | 0.97 | 1.14 | 1.19 | 1.10 | 1.25 |
| Dividend Payout Ratio (NP) (%) | 38.00 | 78.68 | 15.25 | 11.53 | 12.67 |
| Dividend Payout Ratio (CP) (%) | 32.85 | 67.48 | 12.47 | 9.81 | 10.76 |
| Earning Retention Ratio (%) | 62.00 | 21.32 | 84.75 | 88.47 | 87.33 |
| Cash Earning Retention Ratio (%) | 67.15 | 32.52 | 87.53 | 90.19 | 89.24 |
| | | | | | |
| COVERAGE RATIOS | | | | | |
| | | | | | |
| Interest Coverage Ratio (%) | 65.32 | 174.28 | 151.01 | 102.45 | 123.89 |
| Interest Coverage Ratio (Post Tax) (%) | 45.40 | 114.20 | 101.68 | 70.87 | 80.07 |
| | | | | | |
| VALUATION RATIOS | | | | | |
| | | | | | |
| Enterprise Value (Cr.) | 32649.25 | 28149.11 | 14945.61 | 15321.67 | 15384.30 |
| EV / Net Operating Revenue (X) | 7.02 | 6.69 | 3.99 | 4.59 | 5.32 |
| EV / EBITDA (X) | 24.11 | 22.40 | 16.95 | 14.66 | 15.02 |
| MarketCap / Net Operating Revenue (X) | 7.06 | 6.72 | 4.08 | 4.65 | 5.40 |
| Retention Ratios (%) | 61.99 | 21.31 | 84.74 | 88.46 | 87.32 |
| Price / BV (X) | 8.66 | 7.93 | 4.51 | 4.76 | 5.21 |
| Price / Net Operating Revenue (X) | 7.06 | 6.72 | 4.08 | 4.65 | 5.40 |
| EarningsYield | 0.02 | 0.02 | 0.03 | 0.04 | 0.04 |