| 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.) | 114.19 | 106.15 | 98.76 | 123.81 | 81.61 |
| Diluted EPS (Rs.) | 112.07 | 104.38 | 97.15 | 121.57 | 81.29 |
| Cash EPS (Rs.) | 145.33 | 132.17 | 125.58 | 157.40 | 107.16 |
| Book Value[Excl.RevalReserv]/Share (Rs.) | 491.01 | 466.38 | 357.36 | 473.99 | 441.60 |
| Book Value[Incl.RevalReserv]/Share (Rs.) | 491.01 | 466.38 | 357.36 | 473.99 | 441.60 |
| Revenue From Operations / Share (Rs.) | 716.75 | 606.56 | 551.25 | 652.71 | 460.06 |
| PBDIT / Share (Rs.) | 190.51 | 174.25 | 164.09 | 207.02 | 141.88 |
| PBIT / Share (Rs.) | 160.44 | 148.17 | 140.35 | 175.84 | 117.89 |
| PBT / Share (Rs.) | 153.01 | 142.92 | 135.94 | 169.34 | 111.93 |
| Net Profit / Share (Rs.) | 115.26 | 106.10 | 101.84 | 126.22 | 83.17 |
| NP After MI And SOA / Share (Rs.) | 115.22 | 106.04 | 101.77 | 126.11 | 83.09 |
| | | | | | |
| PROFITABILITY RATIOS | | | | | |
| | | | | | |
| PBDIT Margin (%) | 26.57 | 28.72 | 29.76 | 31.71 | 30.83 |
| PBIT Margin (%) | 22.38 | 24.42 | 25.45 | 26.94 | 25.62 |
| PBT Margin (%) | 21.34 | 23.56 | 24.66 | 25.94 | 24.32 |
| Net Profit Margin (%) | 16.08 | 17.49 | 18.47 | 19.33 | 18.07 |
| NP After MI And SOA Margin (%) | 16.07 | 17.48 | 18.46 | 19.32 | 18.06 |
| Return on Networth / Equity (%) | 23.46 | 22.75 | 28.50 | 26.62 | 18.82 |
| Return on Capital Employeed (%) | 27.85 | 28.00 | 34.79 | 32.91 | 23.27 |
| Return On Assets (%) | 17.20 | 17.46 | 21.36 | 20.16 | 14.07 |
| Long Term Debt / Equity (X) | 0.00 | 0.00 | 0.00 | 0.00 | 0.09 |
| Total Debt / Equity (X) | 0.00 | 0.00 | 0.00 | 0.00 | 0.11 |
| Asset Turnover Ratio (%) | 1.11 | 1.12 | 1.22 | 0.87 | 0.71 |
| | | | | | |
| LIQUIDITY RATIOS | | | | | |
| | | | | | |
| Current Ratio (X) | 4.56 | 5.17 | 3.92 | 4.21 | 4.21 |
| Quick Ratio (X) | 4.56 | 5.17 | 3.91 | 4.21 | 4.21 |
| Dividend Payout Ratio (NP) (%) | 0.00 | 0.94 | 0.67 | 0.81 | 1.20 |
| Dividend Payout Ratio (CP) (%) | 0.00 | 0.75 | 0.54 | 0.65 | 0.93 |
| Earning Retention Ratio (%) | 0.00 | 99.06 | 99.33 | 99.19 | 98.80 |
| Cash Earning Retention Ratio (%) | 0.00 | 99.25 | 99.46 | 99.35 | 99.07 |
| | | | | | |
| COVERAGE RATIOS | | | | | |
| | | | | | |
| Interest Coverage Ratio (%) | 25.64 | 35.79 | 37.24 | 31.84 | 23.79 |
| Interest Coverage Ratio (Post Tax) (%) | 16.51 | 22.87 | 24.12 | 20.41 | 14.95 |
| | | | | | |
| VALUATION RATIOS | | | | | |
| | | | | | |
| Enterprise Value (Cr.) | 12500.82 | 10667.55 | 5774.25 | 7360.72 | 3440.89 |
| EV / Net Operating Revenue (X) | 3.66 | 3.65 | 2.18 | 3.41 | 2.20 |
| EV / EBITDA (X) | 13.76 | 12.69 | 7.33 | 10.74 | 7.13 |
| MarketCap / Net Operating Revenue (X) | 3.88 | 3.88 | 2.34 | 3.63 | 2.40 |
| Retention Ratios (%) | 0.00 | 99.05 | 99.32 | 99.18 | 98.79 |
| Price / BV (X) | 5.66 | 5.05 | 3.62 | 5.01 | 2.50 |
| Price / Net Operating Revenue (X) | 3.88 | 3.88 | 2.34 | 3.63 | 2.40 |
| EarningsYield | 0.04 | 0.04 | 0.07 | 0.05 | 0.07 |