| Months | 12 | 12 | 12 | 12 | 12 |
| Source Of Info (AR = Annual Report, PR = Press Release) | PR | AR | AR | AR | AR |
| FaceValue | 2.00 | 2.00 | 2.00 | 2.00 | 2.00 |
| | | | | | |
| PER SHARE RATIOS | | | | | |
| | | | | | |
| Basic EPS (Rs.) | 61.46 | 64.16 | 57.99 | 54.85 | 49.77 |
| Diluted EPS (Rs.) | 61.36 | 64.09 | 57.86 | 54.79 | 49.77 |
| Cash EPS (Rs.) | 77.37 | 79.13 | 73.23 | 69.94 | 65.75 |
| Book Value[Excl.RevalReserv]/Share (Rs.) | 276.85 | 256.56 | 251.46 | 240.88 | 228.38 |
| Book Value[Incl.RevalReserv]/Share (Rs.) | 276.85 | 256.56 | 251.46 | 240.88 | 228.38 |
| Revenue From Operations / Share (Rs.) | 479.35 | 431.14 | 404.84 | 373.69 | 315.47 |
| PBDIT / Share (Rs.) | 104.17 | 103.09 | 94.63 | 88.35 | 79.55 |
| PBIT / Share (Rs.) | 88.13 | 88.05 | 79.26 | 73.08 | 63.61 |
| PBT / Share (Rs.) | 81.41 | 85.68 | 77.23 | 71.78 | 62.44 |
| Net Profit / Share (Rs.) | 61.33 | 64.08 | 57.86 | 54.68 | 49.81 |
| NP After MI And SOA / Share (Rs.) | 61.30 | 64.05 | 57.83 | 54.70 | 49.72 |
| | | | | | |
| PROFITABILITY RATIOS | | | | | |
| | | | | | |
| PBDIT Margin (%) | 21.73 | 23.91 | 23.37 | 23.64 | 25.21 |
| PBIT Margin (%) | 18.38 | 20.42 | 19.57 | 19.55 | 20.16 |
| PBT Margin (%) | 16.98 | 19.87 | 19.07 | 19.20 | 19.79 |
| Net Profit Margin (%) | 12.79 | 14.86 | 14.29 | 14.63 | 15.78 |
| NP After MI And SOA Margin (%) | 12.78 | 14.85 | 14.28 | 14.63 | 15.76 |
| Return on Networth / Equity (%) | 22.14 | 24.96 | 23.00 | 22.70 | 21.80 |
| Return on Capital Employeed (%) | 28.33 | 30.84 | 27.92 | 27.56 | 24.58 |
| Return On Assets (%) | 14.31 | 16.47 | 15.73 | 15.89 | 15.16 |
| Long Term Debt / Equity (X) | 0.00 | 0.00 | 0.03 | 0.03 | 0.06 |
| Total Debt / Equity (X) | 0.00 | 0.03 | 0.03 | 0.03 | 0.06 |
| Asset Turnover Ratio (%) | 1.17 | 1.14 | 1.14 | 0.64 | 0.58 |
| | | | | | |
| LIQUIDITY RATIOS | | | | | |
| | | | | | |
| Current Ratio (X) | 2.22 | 2.21 | 2.61 | 2.50 | 2.56 |
| Quick Ratio (X) | 2.21 | 2.21 | 2.60 | 2.49 | 2.55 |
| Inventory Turnover Ratio (X) | 699.70 | 736.19 | 0.00 | 0.00 | 0.00 |
| Dividend Payout Ratio (NP) (%) | 0.00 | 93.46 | 89.67 | 87.50 | 84.38 |
| Dividend Payout Ratio (CP) (%) | 0.00 | 75.69 | 70.84 | 68.40 | 63.90 |
| Earning Retention Ratio (%) | 0.00 | 6.54 | 10.33 | 12.50 | 15.62 |
| Cash Earning Retention Ratio (%) | 0.00 | 24.31 | 29.16 | 31.60 | 36.10 |
| | | | | | |
| COVERAGE RATIOS | | | | | |
| | | | | | |
| Interest Coverage Ratio (%) | 32.55 | 43.46 | 46.46 | 67.95 | 67.70 |
| Interest Coverage Ratio (Post Tax) (%) | 21.26 | 28.02 | 29.41 | 43.05 | 43.39 |
| | | | | | |
| VALUATION RATIOS | | | | | |
| | | | | | |
| Enterprise Value (Cr.) | 340709.19 | 412962.93 | 401190.95 | 282423.30 | 307290.53 |
| EV / Net Operating Revenue (X) | 2.62 | 3.53 | 3.65 | 2.78 | 3.59 |
| EV / EBITDA (X) | 12.05 | 14.75 | 15.61 | 11.77 | 14.23 |
| MarketCap / Net Operating Revenue (X) | 2.80 | 3.69 | 3.81 | 2.91 | 3.69 |
| Retention Ratios (%) | 0.00 | 6.53 | 10.32 | 12.49 | 15.61 |
| Price / BV (X) | 4.84 | 6.20 | 6.14 | 4.51 | 5.10 |
| Price / Net Operating Revenue (X) | 2.80 | 3.69 | 3.81 | 2.91 | 3.69 |
| EarningsYield | 0.04 | 0.04 | 0.03 | 0.05 | 0.04 |