| Months | 12 | 12 | 12 | 12 | 12 |
| Source Of Info (AR = Annual Report, PR = Press Release) | PR | AR | AR | AR | AR |
| FaceValue | 5.00 | 5.00 | 5.00 | 5.00 | 5.00 |
| | | | | | |
| PER SHARE RATIOS | | | | | |
| | | | | | |
| Basic EPS (Rs.) | 48.28 | 45.74 | 38.95 | 30.66 | 27.98 |
| Diluted EPS (Rs.) | 48.28 | 45.74 | 38.95 | 30.66 | 27.98 |
| Cash EPS (Rs.) | 51.04 | 48.27 | 41.53 | 34.41 | 30.54 |
| Book Value[Excl.RevalReserv]/Share (Rs.) | 218.68 | 183.33 | 149.85 | 121.11 | 133.10 |
| Book Value[Incl.RevalReserv]/Share (Rs.) | 218.68 | 183.33 | 149.85 | 121.11 | 133.10 |
| Dividend / Share (Rs.) | 15.00 | 13.00 | 12.00 | 10.00 | 9.00 |
| Revenue From Operations / Share (Rs.) | 141.98 | 140.62 | 137.82 | 112.73 | 87.88 |
| PBDIT / Share (Rs.) | 66.06 | 62.96 | 54.41 | 44.26 | 39.41 |
| PBIT / Share (Rs.) | 63.30 | 60.43 | 51.83 | 41.59 | 36.86 |
| PBT / Share (Rs.) | 63.16 | 60.35 | 51.73 | 41.55 | 36.82 |
| Net Profit / Share (Rs.) | 48.28 | 45.74 | 38.95 | 31.74 | 27.98 |
| | | | | | |
| PROFITABILITY RATIOS | | | | | |
| | | | | | |
| PBDIT Margin (%) | 46.52 | 44.77 | 39.48 | 39.26 | 44.84 |
| PBIT Margin (%) | 44.58 | 42.97 | 37.61 | 36.89 | 41.94 |
| PBT Margin (%) | 44.48 | 42.91 | 37.53 | 36.85 | 41.89 |
| Net Profit Margin (%) | 34.00 | 32.52 | 28.26 | 28.15 | 31.84 |
| Return on Networth / Equity (%) | 22.07 | 24.94 | 25.99 | 26.20 | 21.02 |
| Return on Capital Employeed (%) | 27.86 | 31.61 | 32.96 | 32.24 | 26.23 |
| Return On Assets (%) | 20.51 | 22.90 | 23.39 | 23.18 | 18.78 |
| Asset Turnover Ratio (%) | 0.65 | 0.76 | 0.90 | 0.76 | 0.64 |
| | | | | | |
| LIQUIDITY RATIOS | | | | | |
| | | | | | |
| Current Ratio (X) | 7.81 | 6.79 | 8.46 | 8.33 | 10.84 |
| Quick Ratio (X) | 3.30 | 2.75 | 6.36 | 5.87 | 8.92 |
| Inventory Turnover Ratio (X) | 1.39 | 1.96 | 2.70 | 2.17 | 1.59 |
| Dividend Payout Ratio (NP) (%) | 0.00 | 26.23 | 25.67 | 30.14 | 32.16 |
| Dividend Payout Ratio (CP) (%) | 0.00 | 24.86 | 24.07 | 27.80 | 29.47 |
| Earning Retention Ratio (%) | 0.00 | 73.77 | 74.33 | 69.86 | 67.84 |
| Cash Earning Retention Ratio (%) | 0.00 | 75.14 | 75.93 | 72.20 | 70.53 |
| | | | | | |
| COVERAGE RATIOS | | | | | |
| | | | | | |
| Interest Coverage Ratio (%) | 449.98 | 807.05 | 536.27 | 1007.23 | 1032.72 |
| Interest Coverage Ratio (Post Tax) (%) | 329.89 | 587.28 | 384.92 | 723.21 | 734.31 |
| | | | | | |
| VALUATION RATIOS | | | | | |
| | | | | | |
| Enterprise Value (Cr.) | 786.72 | 889.97 | 568.08 | 422.14 | 340.80 |
| EV / Net Operating Revenue (X) | 4.56 | 5.21 | 3.39 | 3.08 | 3.00 |
| EV / EBITDA (X) | 9.80 | 11.63 | 8.59 | 7.85 | 6.69 |
| MarketCap / Net Operating Revenue (X) | 4.58 | 5.23 | 3.56 | 3.10 | 3.03 |
| Retention Ratios (%) | 0.00 | 73.76 | 74.32 | 69.85 | 67.83 |
| Price / BV (X) | 2.97 | 4.01 | 3.27 | 2.88 | 2.00 |
| Price / Net Operating Revenue (X) | 4.58 | 5.23 | 3.56 | 3.10 | 3.03 |
| EarningsYield | 0.07 | 0.06 | 0.07 | 0.09 | 0.10 |