| 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.) | 61.81 | 60.20 | 53.59 | 42.28 | 50.82 |
| Diluted EPS (Rs.) | 61.81 | 60.20 | 53.59 | 42.28 | 50.82 |
| Cash EPS (Rs.) | 62.03 | 60.42 | 53.81 | 42.50 | 50.97 |
| Book Value[Excl.RevalReserv]/Share (Rs.) | 323.01 | 295.52 | 261.25 | 218.47 | 257.00 |
| Book Value[Incl.RevalReserv]/Share (Rs.) | 323.01 | 295.52 | 261.25 | 218.47 | 257.00 |
| Revenue From Operations / Share (Rs.) | 226.28 | 214.06 | 180.41 | 149.92 | 198.84 |
| PBDIT / Share (Rs.) | 216.65 | 206.11 | 182.03 | 143.00 | 174.75 |
| PBIT / Share (Rs.) | 216.55 | 206.02 | 181.94 | 142.91 | 174.66 |
| PBT / Share (Rs.) | 78.86 | 76.40 | 68.20 | 52.78 | 63.00 |
| Net Profit / Share (Rs.) | 61.93 | 60.32 | 53.72 | 42.41 | 50.88 |
| NP After MI And SOA / Share (Rs.) | 61.93 | 60.32 | 53.72 | 42.41 | 50.81 |
| | | | | | |
| PROFITABILITY RATIOS | | | | | |
| | | | | | |
| PBDIT Margin (%) | 95.74 | 96.28 | 100.89 | 95.38 | 87.88 |
| PBIT Margin (%) | 95.70 | 96.24 | 100.84 | 95.32 | 87.83 |
| PBT Margin (%) | 34.85 | 35.69 | 37.80 | 35.20 | 31.68 |
| Net Profit Margin (%) | 27.36 | 28.18 | 29.77 | 28.28 | 25.58 |
| NP After MI And SOA Margin (%) | 27.36 | 28.18 | 29.77 | 28.28 | 25.55 |
| Return on Networth / Equity (%) | 19.17 | 20.41 | 20.56 | 19.41 | 19.77 |
| Return on Capital Employeed (%) | 66.30 | 68.85 | 68.62 | 12.45 | 12.41 |
| Return On Assets (%) | 2.54 | 2.58 | 2.58 | 2.39 | 2.44 |
| Long Term Debt / Equity (X) | 0.00 | 0.00 | 0.00 | 4.24 | 4.46 |
| Total Debt / Equity (X) | 6.05 | 6.38 | 6.48 | 6.62 | 6.56 |
| Asset Turnover Ratio (%) | 0.09 | 0.09 | 0.09 | 0.08 | 0.09 |
| | | | | | |
| LIQUIDITY RATIOS | | | | | |
| | | | | | |
| Current Ratio (X) | 1.15 | 1.14 | 1.14 | 2.82 | 3.06 |
| Quick Ratio (X) | 1.15 | 1.14 | 1.14 | 2.82 | 3.06 |
| Dividend Payout Ratio (NP) (%) | 0.00 | 33.81 | 28.57 | 27.94 | 24.02 |
| Dividend Payout Ratio (CP) (%) | 0.00 | 33.76 | 28.52 | 27.88 | 23.98 |
| Earning Retention Ratio (%) | 0.00 | 66.19 | 71.43 | 72.06 | 75.98 |
| Cash Earning Retention Ratio (%) | 0.00 | 66.24 | 71.48 | 72.12 | 76.02 |
| | | | | | |
| COVERAGE RATIOS | | | | | |
| | | | | | |
| Interest Coverage Ratio (%) | 1.57 | 1.59 | 1.60 | 1.59 | 1.56 |
| Interest Coverage Ratio (Post Tax) (%) | 1.45 | 1.47 | 1.47 | 1.47 | 1.46 |
| | | | | | |
| VALUATION RATIOS | | | | | |
| | | | | | |
| Enterprise Value (Cr.) | 593466.81 | 606969.69 | 561310.56 | 408794.67 | 354674.24 |
| EV / Net Operating Revenue (X) | 9.96 | 10.77 | 11.82 | 10.35 | 9.03 |
| EV / EBITDA (X) | 10.40 | 11.18 | 11.71 | 10.86 | 10.28 |
| MarketCap / Net Operating Revenue (X) | 1.35 | 2.01 | 2.50 | 0.77 | 0.61 |
| Retention Ratios (%) | 0.00 | 66.18 | 71.42 | 72.05 | 75.97 |
| Price / BV (X) | 0.94 | 1.45 | 1.73 | 0.52 | 0.47 |
| Price / Net Operating Revenue (X) | 1.35 | 2.01 | 2.50 | 0.77 | 0.61 |
| EarningsYield | 0.20 | 0.14 | 0.11 | 0.36 | 0.41 |