| Months | 12 | 12 | 12 | 12 | 12 |
| Source Of Info (AR = Annual Report, PR = Press Release) | AR | AR | AR | AR | AR |
| FaceValue | 10.00 | 10.00 | 10.00 | 10.00 | 10.00 |
| | | | | | |
| PER SHARE RATIOS | | | | | |
| | | | | | |
| Basic EPS (Rs.) | 195.29 | 211.75 | 207.38 | 201.27 | 196.93 |
| Diluted EPS (Rs.) | 195.29 | 211.75 | 207.38 | 201.27 | 196.93 |
| Cash EPS (Rs.) | 219.97 | 231.31 | 226.87 | 223.98 | 223.97 |
| Book Value[Excl.RevalReserv]/Share (Rs.) | 811.05 | 763.96 | 695.70 | 609.02 | 509.71 |
| Book Value[Incl.RevalReserv]/Share (Rs.) | 811.05 | 763.96 | 695.70 | 609.02 | 509.71 |
| Dividend / Share (Rs.) | 150.00 | 150.00 | 140.00 | 114.00 | 103.00 |
| Revenue From Operations / Share (Rs.) | 919.88 | 836.97 | 762.97 | 719.46 | 802.59 |
| PBDIT / Share (Rs.) | 280.28 | 297.30 | 296.80 | 292.95 | 299.19 |
| PBIT / Share (Rs.) | 255.60 | 277.74 | 277.30 | 270.24 | 272.15 |
| PBT / Share (Rs.) | 255.60 | 277.74 | 277.30 | 270.24 | 272.15 |
| Net Profit / Share (Rs.) | 195.29 | 211.75 | 207.38 | 201.27 | 196.93 |
| | | | | | |
| PROFITABILITY RATIOS | | | | | |
| | | | | | |
| PBDIT Margin (%) | 30.46 | 35.52 | 38.90 | 40.71 | 37.27 |
| PBIT Margin (%) | 27.78 | 33.18 | 36.34 | 37.56 | 33.90 |
| PBT Margin (%) | 27.78 | 33.18 | 36.34 | 37.56 | 33.90 |
| Net Profit Margin (%) | 21.22 | 25.29 | 27.18 | 27.97 | 24.53 |
| Return on Networth / Equity (%) | 24.07 | 27.71 | 29.80 | 33.04 | 38.63 |
| Return on Capital Employeed (%) | 30.97 | 35.70 | 39.02 | 43.35 | 52.07 |
| Return On Assets (%) | 17.53 | 19.77 | 20.13 | 20.91 | 21.76 |
| Asset Turnover Ratio (%) | 0.84 | 0.79 | 0.76 | 0.77 | 0.95 |
| | | | | | |
| LIQUIDITY RATIOS | | | | | |
| | | | | | |
| Current Ratio (X) | 2.66 | 1.84 | 2.31 | 2.39 | 1.97 |
| Quick Ratio (X) | 1.64 | 1.07 | 1.72 | 1.82 | 1.47 |
| Inventory Turnover Ratio (X) | 1.95 | 1.90 | 1.74 | 1.60 | 2.07 |
| Dividend Payout Ratio (NP) (%) | 76.52 | 65.87 | 54.95 | 51.17 | 48.24 |
| Dividend Payout Ratio (CP) (%) | 67.93 | 60.30 | 50.23 | 45.98 | 42.41 |
| Earning Retention Ratio (%) | 23.48 | 34.13 | 45.05 | 48.83 | 51.76 |
| Cash Earning Retention Ratio (%) | 32.07 | 39.70 | 49.77 | 54.02 | 57.59 |
| | | | | | |
| VALUATION RATIOS | | | | | |
| | | | | | |
| Enterprise Value (Cr.) | 5479.92 | 4835.27 | 4715.83 | 5215.28 | 4258.33 |
| EV / Net Operating Revenue (X) | 3.86 | 3.74 | 4.00 | 4.69 | 3.44 |
| EV / EBITDA (X) | 12.66 | 10.53 | 10.29 | 11.53 | 9.22 |
| MarketCap / Net Operating Revenue (X) | 3.88 | 3.76 | 4.02 | 4.71 | 3.47 |
| Retention Ratios (%) | 23.47 | 34.12 | 45.04 | 48.82 | 51.75 |
| Price / BV (X) | 4.40 | 4.12 | 4.40 | 5.57 | 5.46 |
| Price / Net Operating Revenue (X) | 3.88 | 3.76 | 4.02 | 4.71 | 3.47 |
| EarningsYield | 0.05 | 0.06 | 0.06 | 0.05 | 0.07 |