| 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.) | 18.35 | 18.56 | 17.97 | 22.12 | 30.09 |
| Diluted EPS (Rs.) | 18.35 | 18.56 | 17.97 | 22.12 | 30.09 |
| Cash EPS (Rs.) | 24.53 | 24.26 | 23.40 | 27.54 | 35.44 |
| Book Value[Excl.RevalReserv]/Share (Rs.) | 149.99 | 139.40 | 128.77 | 111.91 | 98.00 |
| Book Value[Incl.RevalReserv]/Share (Rs.) | 149.99 | 139.40 | 128.77 | 111.91 | 98.00 |
| Revenue From Operations / Share (Rs.) | 261.54 | 275.04 | 293.31 | 268.75 | 231.20 |
| PBDIT / Share (Rs.) | 33.24 | 34.86 | 33.24 | 36.80 | 47.38 |
| PBIT / Share (Rs.) | 27.13 | 29.26 | 27.81 | 31.39 | 42.03 |
| PBT / Share (Rs.) | 23.20 | 25.62 | 24.21 | 29.15 | 39.59 |
| Net Profit / Share (Rs.) | 18.42 | 18.66 | 17.97 | 22.14 | 30.09 |
| NP After MI And SOA / Share (Rs.) | 18.42 | 18.65 | 17.96 | 22.14 | 30.09 |
| | | | | | |
| PROFITABILITY RATIOS | | | | | |
| | | | | | |
| PBDIT Margin (%) | 12.71 | 12.67 | 11.33 | 13.69 | 20.49 |
| PBIT Margin (%) | 10.37 | 10.64 | 9.47 | 11.68 | 18.18 |
| PBT Margin (%) | 8.87 | 9.31 | 8.25 | 10.84 | 17.12 |
| Net Profit Margin (%) | 7.04 | 6.78 | 6.12 | 8.23 | 13.01 |
| NP After MI And SOA Margin (%) | 7.04 | 6.77 | 6.12 | 8.23 | 13.01 |
| Return on Networth / Equity (%) | 12.28 | 13.37 | 13.94 | 19.78 | 30.69 |
| Return on Capital Employeed (%) | 14.25 | 16.43 | 17.29 | 22.92 | 33.46 |
| Return On Assets (%) | 6.53 | 7.04 | 6.86 | 9.28 | 15.87 |
| Long Term Debt / Equity (X) | 0.20 | 0.21 | 0.17 | 0.13 | 0.16 |
| Total Debt / Equity (X) | 0.44 | 0.43 | 0.50 | 0.51 | 0.33 |
| Asset Turnover Ratio (%) | 0.95 | 1.04 | 1.17 | 1.18 | 1.19 |
| | | | | | |
| LIQUIDITY RATIOS | | | | | |
| | | | | | |
| Current Ratio (X) | 1.60 | 1.66 | 1.60 | 1.48 | 1.77 |
| Quick Ratio (X) | 1.03 | 1.05 | 1.05 | 0.92 | 1.08 |
| Inventory Turnover Ratio (X) | 3.00 | 3.14 | 3.39 | 3.37 | 3.15 |
| Dividend Payout Ratio (NP) (%) | 0.00 | 5.36 | 5.56 | 4.51 | 8.30 |
| Dividend Payout Ratio (CP) (%) | 0.00 | 4.12 | 4.27 | 3.63 | 7.05 |
| Earning Retention Ratio (%) | 0.00 | 94.64 | 94.44 | 95.49 | 91.70 |
| Cash Earning Retention Ratio (%) | 0.00 | 95.88 | 95.73 | 96.37 | 92.95 |
| | | | | | |
| COVERAGE RATIOS | | | | | |
| | | | | | |
| Interest Coverage Ratio (%) | 8.46 | 9.56 | 9.25 | 16.42 | 19.24 |
| Interest Coverage Ratio (Post Tax) (%) | 5.69 | 6.12 | 6.00 | 10.88 | 13.20 |
| | | | | | |
| VALUATION RATIOS | | | | | |
| | | | | | |
| Enterprise Value (Cr.) | 3706.37 | 4541.99 | 3725.82 | 4488.49 | 6770.51 |
| EV / Net Operating Revenue (X) | 1.55 | 1.80 | 1.37 | 1.80 | 3.14 |
| EV / EBITDA (X) | 12.22 | 14.17 | 12.10 | 13.17 | 15.33 |
| MarketCap / Net Operating Revenue (X) | 1.30 | 1.58 | 1.15 | 1.60 | 3.01 |
| Retention Ratios (%) | 0.00 | 94.63 | 94.43 | 95.48 | 91.69 |
| Price / BV (X) | 2.27 | 3.11 | 2.62 | 3.83 | 7.09 |
| Price / Net Operating Revenue (X) | 1.30 | 1.58 | 1.15 | 1.60 | 3.01 |
| EarningsYield | 0.05 | 0.04 | 0.05 | 0.05 | 0.04 |