| Months | 12 | 12 | 12 | 12 | 12 |
| Source Of Info (AR = Annual Report, PR = Press Release) | AR | AR | AR | AR | AR |
| FaceValue | 10.00 | 10.00 | 10.00 | 10.00 | 10.00 |
| | | | | | |
| PER SHARE RATIOS | | | | | |
| | | | | | |
| Basic EPS (Rs.) | 176.73 | 157.07 | 140.59 | 116.74 | 84.89 |
| Diluted EPS (Rs.) | 176.50 | 156.99 | 140.59 | 116.74 | 84.89 |
| Cash EPS (Rs.) | 194.38 | 171.69 | 151.85 | 125.73 | 95.95 |
| Book Value[Excl.RevalReserv]/Share (Rs.) | 1091.29 | 1016.43 | 989.44 | 878.36 | 788.52 |
| Book Value[Incl.RevalReserv]/Share (Rs.) | 1091.29 | 1016.43 | 989.44 | 878.36 | 788.52 |
| Revenue From Operations / Share (Rs.) | 516.02 | 462.24 | 417.80 | 355.19 | 311.94 |
| PBDIT / Share (Rs.) | 264.39 | 231.82 | 199.41 | 167.29 | 128.46 |
| PBIT / Share (Rs.) | 247.40 | 217.87 | 189.23 | 159.20 | 118.18 |
| PBT / Share (Rs.) | 242.43 | 207.08 | 187.77 | 157.58 | 116.05 |
| Net Profit / Share (Rs.) | 177.39 | 157.74 | 141.67 | 117.64 | 85.67 |
| NP After MI And SOA / Share (Rs.) | 176.15 | 156.56 | 140.12 | 116.35 | 84.61 |
| | | | | | |
| PROFITABILITY RATIOS | | | | | |
| | | | | | |
| PBDIT Margin (%) | 51.23 | 50.15 | 47.72 | 47.09 | 41.18 |
| PBIT Margin (%) | 47.94 | 47.13 | 45.29 | 44.82 | 37.88 |
| PBT Margin (%) | 46.98 | 44.80 | 44.94 | 44.36 | 37.20 |
| Net Profit Margin (%) | 34.37 | 34.12 | 33.90 | 33.11 | 27.46 |
| NP After MI And SOA Margin (%) | 34.13 | 33.86 | 33.53 | 32.75 | 27.12 |
| Return on Networth / Equity (%) | 16.14 | 15.47 | 14.23 | 13.31 | 10.77 |
| Return on Capital Employeed (%) | 21.37 | 20.30 | 18.84 | 17.80 | 14.62 |
| Return On Assets (%) | 13.13 | 12.72 | 12.28 | 11.47 | 9.11 |
| Asset Turnover Ratio (%) | 0.40 | 0.38 | 0.24 | 0.23 | 0.23 |
| | | | | | |
| LIQUIDITY RATIOS | | | | | |
| | | | | | |
| Current Ratio (X) | 6.37 | 4.32 | 4.29 | 3.77 | 4.26 |
| Quick Ratio (X) | 6.37 | 4.32 | 4.29 | 3.77 | 4.26 |
| Dividend Payout Ratio (NP) (%) | 56.58 | 82.76 | 19.91 | 23.12 | 31.80 |
| Dividend Payout Ratio (CP) (%) | 51.60 | 75.99 | 18.56 | 21.62 | 28.36 |
| Earning Retention Ratio (%) | 43.42 | 17.24 | 80.09 | 76.88 | 68.20 |
| Cash Earning Retention Ratio (%) | 48.40 | 24.01 | 81.44 | 78.38 | 71.64 |
| | | | | | |
| COVERAGE RATIOS | | | | | |
| | | | | | |
| Interest Coverage Ratio (%) | 53.12 | 21.50 | 136.25 | 103.41 | 60.27 |
| Interest Coverage Ratio (Post Tax) (%) | 36.64 | 15.63 | 97.80 | 73.71 | 41.19 |
| | | | | | |
| VALUATION RATIOS | | | | | |
| | | | | | |
| Enterprise Value (Cr.) | 5054.70 | 5105.59 | 4025.55 | 3803.03 | 2773.34 |
| EV / Net Operating Revenue (X) | 10.15 | 11.44 | 9.98 | 11.09 | 9.21 |
| EV / EBITDA (X) | 19.81 | 22.82 | 20.92 | 23.55 | 22.37 |
| MarketCap / Net Operating Revenue (X) | 10.70 | 11.78 | 10.57 | 11.99 | 10.53 |
| Retention Ratios (%) | 43.41 | 17.23 | 80.08 | 76.87 | 68.19 |
| Price / BV (X) | 5.06 | 5.38 | 4.49 | 4.87 | 4.18 |
| Price / Net Operating Revenue (X) | 10.70 | 11.78 | 10.57 | 11.99 | 10.53 |
| EarningsYield | 0.03 | 0.02 | 0.03 | 0.02 | 0.02 |