| 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.) | 59.48 | 52.13 | 51.95 | 43.49 | 19.03 |
| Diluted EPS (Rs.) | 59.48 | 52.13 | 51.95 | 43.49 | 19.03 |
| Cash EPS (Rs.) | 70.75 | 63.46 | 63.54 | 54.70 | 28.99 |
| Book Value[Excl.RevalReserv]/Share (Rs.) | 378.21 | 321.36 | 270.83 | 220.28 | 178.61 |
| Book Value[Incl.RevalReserv]/Share (Rs.) | 378.21 | 321.36 | 270.83 | 220.28 | 178.61 |
| Dividend / Share (Rs.) | 36.00 | 2.50 | 1.50 | 1.50 | 1.50 |
| Revenue From Operations / Share (Rs.) | 418.49 | 386.81 | 373.13 | 292.91 | 187.52 |
| PBDIT / Share (Rs.) | 85.32 | 81.52 | 81.57 | 69.79 | 36.08 |
| PBIT / Share (Rs.) | 74.05 | 70.19 | 69.97 | 58.58 | 26.12 |
| PBT / Share (Rs.) | 73.48 | 69.69 | 69.60 | 58.25 | 25.93 |
| Net Profit / Share (Rs.) | 59.48 | 52.13 | 51.95 | 43.49 | 19.03 |
| | | | | | |
| PROFITABILITY RATIOS | | | | | |
| | | | | | |
| PBDIT Margin (%) | 20.38 | 21.07 | 21.86 | 23.82 | 19.23 |
| PBIT Margin (%) | 17.69 | 18.14 | 18.75 | 19.99 | 13.93 |
| PBT Margin (%) | 17.55 | 18.01 | 18.65 | 19.88 | 13.82 |
| Net Profit Margin (%) | 14.21 | 13.47 | 13.92 | 14.84 | 10.15 |
| Return on Networth / Equity (%) | 15.72 | 16.22 | 19.18 | 19.74 | 10.65 |
| Return on Capital Employeed (%) | 19.11 | 20.99 | 24.71 | 25.06 | 13.54 |
| Return On Assets (%) | 13.06 | 13.12 | 15.28 | 14.91 | 7.58 |
| Total Debt / Equity (X) | 0.00 | 0.00 | 0.01 | 0.01 | 0.02 |
| Asset Turnover Ratio (%) | 0.98 | 1.05 | 1.18 | 1.08 | 0.72 |
| | | | | | |
| LIQUIDITY RATIOS | | | | | |
| | | | | | |
| Current Ratio (X) | 3.82 | 3.91 | 3.77 | 2.89 | 2.16 |
| Quick Ratio (X) | 2.56 | 2.50 | 2.44 | 1.61 | 1.32 |
| Inventory Turnover Ratio (X) | 1.46 | 1.46 | 1.64 | 1.58 | 1.36 |
| Dividend Payout Ratio (NP) (%) | 0.00 | 2.87 | 2.88 | 3.44 | 262.63 |
| Dividend Payout Ratio (CP) (%) | 0.00 | 2.36 | 2.36 | 2.74 | 172.44 |
| Earning Retention Ratio (%) | 0.00 | 97.13 | 97.12 | 96.56 | -162.63 |
| Cash Earning Retention Ratio (%) | 0.00 | 97.64 | 97.64 | 97.26 | -72.44 |
| | | | | | |
| COVERAGE RATIOS | | | | | |
| | | | | | |
| Interest Coverage Ratio (%) | 149.64 | 161.83 | 218.11 | 214.54 | 188.33 |
| Interest Coverage Ratio (Post Tax) (%) | 105.31 | 104.49 | 139.91 | 134.68 | 100.36 |
| | | | | | |
| VALUATION RATIOS | | | | | |
| | | | | | |
| Enterprise Value (Cr.) | 20293.77 | 21146.70 | 20763.57 | 16203.61 | 9597.83 |
| EV / Net Operating Revenue (X) | 6.45 | 7.27 | 7.40 | 7.35 | 6.80 |
| EV / EBITDA (X) | 31.62 | 34.49 | 33.84 | 30.87 | 35.37 |
| MarketCap / Net Operating Revenue (X) | 6.57 | 7.38 | 7.45 | 7.35 | 6.90 |
| Retention Ratios (%) | 0.00 | 97.12 | 97.11 | 96.55 | -162.63 |
| Price / BV (X) | 7.27 | 8.88 | 10.26 | 9.77 | 7.25 |
| Price / Net Operating Revenue (X) | 6.57 | 7.38 | 7.45 | 7.35 | 6.90 |
| EarningsYield | 0.02 | 0.01 | 0.01 | 0.02 | 0.01 |