| Months | 12 | 12 | 12 | 12 | 12 |
| Source Of Info (AR = Annual Report, PR = Press Release) | AR | AR | AR | AR | AR |
| FaceValue | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 |
| | | | | | |
| PER SHARE RATIOS | | | | | |
| | | | | | |
| Basic EPS (Rs.) | 45.32 | 43.74 | 43.07 | 37.79 | 34.03 |
| Diluted EPS (Rs.) | 45.32 | 43.74 | 43.07 | 37.79 | 34.03 |
| Cash EPS (Rs.) | 51.21 | 48.94 | 48.00 | 42.48 | 38.61 |
| Book Value[Excl.RevalReserv]/Share (Rs.) | 210.22 | 217.95 | 214.99 | 208.88 | 202.95 |
| Book Value[Incl.RevalReserv]/Share (Rs.) | 210.22 | 217.95 | 214.99 | 208.88 | 202.95 |
| Revenue From Operations / Share (Rs.) | 268.60 | 263.39 | 257.79 | 223.17 | 200.12 |
| PBDIT / Share (Rs.) | 67.52 | 65.85 | 62.39 | 55.81 | 51.22 |
| PBIT / Share (Rs.) | 61.76 | 60.67 | 57.55 | 51.17 | 46.65 |
| PBT / Share (Rs.) | 61.37 | 59.28 | 56.79 | 50.53 | 45.13 |
| Net Profit / Share (Rs.) | 45.44 | 43.77 | 43.17 | 37.84 | 34.04 |
| NP After MI And SOA / Share (Rs.) | 45.31 | 43.73 | 43.06 | 37.78 | 34.02 |
| | | | | | |
| PROFITABILITY RATIOS | | | | | |
| | | | | | |
| PBDIT Margin (%) | 25.13 | 25.00 | 24.20 | 25.00 | 25.59 |
| PBIT Margin (%) | 22.99 | 23.03 | 22.32 | 22.92 | 23.30 |
| PBT Margin (%) | 22.84 | 22.50 | 22.03 | 22.64 | 22.55 |
| Net Profit Margin (%) | 16.91 | 16.61 | 16.74 | 16.95 | 17.00 |
| NP After MI And SOA Margin (%) | 16.87 | 16.60 | 16.70 | 16.92 | 17.00 |
| Return on Networth / Equity (%) | 21.55 | 20.06 | 20.11 | 18.09 | 16.77 |
| Return on Capital Employeed (%) | 22.91 | 21.72 | 22.14 | 20.29 | 19.01 |
| Return On Assets (%) | 13.33 | 13.09 | 13.84 | 12.59 | 11.62 |
| Asset Turnover Ratio (%) | 0.79 | 0.81 | 0.83 | 0.73 | 1.04 |
| | | | | | |
| LIQUIDITY RATIOS | | | | | |
| | | | | | |
| Current Ratio (X) | 1.33 | 1.66 | 1.41 | 1.38 | 1.28 |
| Quick Ratio (X) | 1.07 | 1.34 | 1.06 | 1.01 | 0.95 |
| Inventory Turnover Ratio (X) | 4.61 | 4.66 | 4.73 | 4.25 | 4.86 |
| Dividend Payout Ratio (NP) (%) | 116.94 | 91.44 | 83.58 | 84.68 | 110.20 |
| Dividend Payout Ratio (CP) (%) | 103.74 | 81.77 | 75.14 | 75.41 | 97.15 |
| Earning Retention Ratio (%) | -16.94 | 8.56 | 16.42 | 15.32 | -10.20 |
| Cash Earning Retention Ratio (%) | -3.74 | 18.23 | 24.86 | 24.59 | 2.85 |
| | | | | | |
| COVERAGE RATIOS | | | | | |
| | | | | | |
| Interest Coverage Ratio (%) | 40.17 | 46.33 | 128.61 | 123.73 | 102.87 |
| Interest Coverage Ratio (Post Tax) (%) | 27.26 | 31.78 | 90.55 | 85.25 | 71.42 |
| | | | | | |
| VALUATION RATIOS | | | | | |
| | | | | | |
| Enterprise Value (Cr.) | 523601.25 | 525697.75 | 596944.25 | 477659.75 | 566787.00 |
| EV / Net Operating Revenue (X) | 8.30 | 8.49 | 9.85 | 9.11 | 12.05 |
| EV / EBITDA (X) | 33.00 | 33.97 | 40.72 | 36.42 | 47.09 |
| MarketCap / Net Operating Revenue (X) | 8.41 | 8.61 | 9.93 | 9.18 | 12.15 |
| Retention Ratios (%) | -16.94 | 8.55 | 16.41 | 15.31 | -10.20 |
| Price / BV (X) | 10.75 | 10.41 | 11.95 | 9.81 | 11.98 |
| Price / Net Operating Revenue (X) | 8.41 | 8.61 | 9.93 | 9.18 | 12.15 |
| EarningsYield | 0.02 | 0.01 | 0.01 | 0.01 | 0.01 |