| 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.) | 34.18 | 27.86 | 23.69 | 21.17 | 19.86 |
| Diluted EPS (Rs.) | 34.18 | 27.86 | 23.69 | 21.17 | 19.86 |
| Cash EPS (Rs.) | 40.96 | 34.52 | 28.77 | 25.76 | 24.27 |
| Book Value[Excl.RevalReserv]/Share (Rs.) | 219.91 | 197.28 | 171.46 | 158.63 | 139.80 |
| Book Value[Incl.RevalReserv]/Share (Rs.) | 219.91 | 197.28 | 171.46 | 158.63 | 139.80 |
| Revenue From Operations / Share (Rs.) | 202.55 | 182.69 | 176.47 | 147.26 | 115.01 |
| PBDIT / Share (Rs.) | 53.35 | 43.38 | 35.60 | 32.76 | 31.73 |
| PBIT / Share (Rs.) | 46.74 | 36.73 | 30.53 | 28.17 | 27.60 |
| PBT / Share (Rs.) | 46.32 | 36.13 | 29.97 | 27.64 | 26.81 |
| Net Profit / Share (Rs.) | 34.36 | 27.86 | 23.71 | 21.17 | 20.13 |
| NP After MI And SOA / Share (Rs.) | 34.36 | 27.86 | 23.71 | 21.17 | 20.13 |
| | | | | | |
| PROFITABILITY RATIOS | | | | | |
| | | | | | |
| PBDIT Margin (%) | 26.33 | 23.74 | 20.17 | 22.24 | 27.59 |
| PBIT Margin (%) | 23.07 | 20.10 | 17.30 | 19.13 | 23.99 |
| PBT Margin (%) | 22.86 | 19.77 | 16.98 | 18.76 | 23.30 |
| Net Profit Margin (%) | 16.96 | 15.25 | 13.43 | 14.37 | 17.50 |
| NP After MI And SOA Margin (%) | 16.96 | 15.25 | 13.43 | 14.37 | 17.50 |
| Return on Networth / Equity (%) | 15.62 | 14.12 | 13.82 | 13.34 | 14.40 |
| Return on Capital Employeed (%) | 20.98 | 18.33 | 17.39 | 17.21 | 19.22 |
| Return On Assets (%) | 14.15 | 12.71 | 11.96 | 11.48 | 11.86 |
| Long Term Debt / Equity (X) | 0.00 | 0.01 | 0.01 | 0.02 | 0.02 |
| Total Debt / Equity (X) | 0.01 | 0.01 | 0.03 | 0.04 | 0.06 |
| Asset Turnover Ratio (%) | 0.87 | 0.87 | 0.90 | 0.80 | 0.68 |
| | | | | | |
| LIQUIDITY RATIOS | | | | | |
| | | | | | |
| Current Ratio (X) | 7.77 | 8.07 | 5.73 | 5.66 | 4.12 |
| Quick Ratio (X) | 5.48 | 5.58 | 3.42 | 3.25 | 2.75 |
| Inventory Turnover Ratio (X) | 2.48 | 2.03 | 2.40 | 2.35 | 2.20 |
| Dividend Payout Ratio (NP) (%) | 0.00 | 7.17 | 8.43 | 9.44 | 5.05 |
| Dividend Payout Ratio (CP) (%) | 0.00 | 5.79 | 6.95 | 7.76 | 4.18 |
| Earning Retention Ratio (%) | 0.00 | 92.83 | 91.57 | 90.56 | 94.95 |
| Cash Earning Retention Ratio (%) | 0.00 | 94.21 | 93.05 | 92.24 | 95.82 |
| | | | | | |
| COVERAGE RATIOS | | | | | |
| | | | | | |
| Interest Coverage Ratio (%) | 127.49 | 73.20 | 62.93 | 60.81 | 40.19 |
| Interest Coverage Ratio (Post Tax) (%) | 83.11 | 48.01 | 42.92 | 40.29 | 26.50 |
| | | | | | |
| VALUATION RATIOS | | | | | |
| | | | | | |
| Enterprise Value (Cr.) | 1976.28 | 1947.65 | 1799.16 | 1596.09 | 1875.55 |
| EV / Net Operating Revenue (X) | 2.25 | 2.43 | 2.32 | 2.43 | 3.66 |
| EV / EBITDA (X) | 8.53 | 10.21 | 11.50 | 10.93 | 13.26 |
| MarketCap / Net Operating Revenue (X) | 2.34 | 2.49 | 2.38 | 2.43 | 3.62 |
| Retention Ratios (%) | 0.00 | 92.82 | 91.56 | 90.55 | 94.94 |
| Price / BV (X) | 2.15 | 2.31 | 2.45 | 2.26 | 2.98 |
| Price / Net Operating Revenue (X) | 2.34 | 2.49 | 2.38 | 2.43 | 3.62 |
| EarningsYield | 0.07 | 0.06 | 0.05 | 0.05 | 0.04 |