| Months | 12 | 12 | 12 | 12 | 12 |
| Source Of Info (AR = Annual Report, PR = Press Release) | AR | AR | AR | AR | AR |
| FaceValue | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 |
| | | | | | |
| PER SHARE RATIOS | | | | | |
| | | | | | |
| Basic EPS (Rs.) | 93.55 | 90.08 | 77.31 | 64.03 | 48.93 |
| Diluted EPS (Rs.) | 93.55 | 90.07 | 77.31 | 63.96 | 48.93 |
| Cash EPS (Rs.) | 103.15 | 104.27 | 91.34 | 78.43 | 65.54 |
| Book Value[Excl.RevalReserv]/Share (Rs.) | 350.86 | 299.44 | 245.14 | 216.21 | 180.69 |
| Book Value[Incl.RevalReserv]/Share (Rs.) | 350.86 | 299.44 | 245.14 | 216.21 | 180.69 |
| Revenue From Operations / Share (Rs.) | 445.93 | 429.48 | 378.76 | 315.60 | 272.98 |
| PBDIT / Share (Rs.) | 136.86 | 133.40 | 116.57 | 94.31 | 81.79 |
| PBIT / Share (Rs.) | 127.29 | 119.20 | 102.44 | 79.77 | 65.11 |
| PBT / Share (Rs.) | 126.74 | 118.70 | 101.56 | 84.83 | 63.13 |
| Net Profit / Share (Rs.) | 93.58 | 90.07 | 77.21 | 63.90 | 48.86 |
| NP After MI And SOA / Share (Rs.) | 93.58 | 90.07 | 77.21 | 63.90 | 48.86 |
| | | | | | |
| PROFITABILITY RATIOS | | | | | |
| | | | | | |
| PBDIT Margin (%) | 30.69 | 31.06 | 30.77 | 29.88 | 29.96 |
| PBIT Margin (%) | 28.54 | 27.75 | 27.04 | 25.27 | 23.85 |
| PBT Margin (%) | 28.42 | 27.63 | 26.81 | 26.88 | 23.12 |
| Net Profit Margin (%) | 20.98 | 20.97 | 20.38 | 20.24 | 17.89 |
| NP After MI And SOA Margin (%) | 20.98 | 20.97 | 20.38 | 20.24 | 17.89 |
| Return on Networth / Equity (%) | 26.67 | 30.08 | 31.49 | 29.55 | 27.04 |
| Return on Capital Employeed (%) | 32.64 | 37.75 | 39.67 | 34.16 | 31.14 |
| Return On Assets (%) | 17.35 | 19.86 | 19.93 | 18.60 | 16.07 |
| Asset Turnover Ratio (%) | 0.89 | 1.02 | 1.04 | 0.65 | 0.58 |
| | | | | | |
| LIQUIDITY RATIOS | | | | | |
| | | | | | |
| Current Ratio (X) | 1.96 | 2.08 | 1.87 | 1.79 | 1.57 |
| Quick Ratio (X) | 1.96 | 2.08 | 1.87 | 1.79 | 1.57 |
| Dividend Payout Ratio (NP) (%) | 61.99 | 54.39 | 60.79 | 59.35 | 65.41 |
| Dividend Payout Ratio (CP) (%) | 56.24 | 46.98 | 51.39 | 48.35 | 48.76 |
| Earning Retention Ratio (%) | 38.01 | 45.61 | 39.21 | 40.65 | 34.59 |
| Cash Earning Retention Ratio (%) | 43.76 | 53.02 | 48.61 | 51.65 | 51.24 |
| | | | | | |
| COVERAGE RATIOS | | | | | |
| | | | | | |
| Interest Coverage Ratio (%) | 248.25 | 266.43 | 133.14 | 76.99 | 41.26 |
| Interest Coverage Ratio (Post Tax) (%) | 170.74 | 180.90 | 89.19 | 48.03 | 25.65 |
| | | | | | |
| VALUATION RATIOS | | | | | |
| | | | | | |
| Enterprise Value (Cr.) | 48557.78 | 31351.85 | 22093.95 | 20741.31 | 13681.21 |
| EV / Net Operating Revenue (X) | 14.90 | 9.99 | 7.98 | 9.02 | 6.90 |
| EV / EBITDA (X) | 48.54 | 32.15 | 25.93 | 30.17 | 23.04 |
| MarketCap / Net Operating Revenue (X) | 14.99 | 10.10 | 8.10 | 9.14 | 7.04 |
| Retention Ratios (%) | 38.00 | 45.60 | 39.20 | 40.64 | 34.58 |
| Price / BV (X) | 19.05 | 14.49 | 12.51 | 13.35 | 10.64 |
| Price / Net Operating Revenue (X) | 14.99 | 10.10 | 8.10 | 9.14 | 7.04 |
| EarningsYield | 0.01 | 0.02 | 0.02 | 0.02 | 0.02 |