| 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.) | 27.79 | 16.42 | 15.50 | 12.37 | 10.70 |
| Diluted EPS (Rs.) | 27.75 | 16.38 | 15.46 | 12.37 | 10.70 |
| Cash EPS (Rs.) | 29.24 | 18.05 | 17.09 | 13.97 | 12.22 |
| Book Value[Excl.RevalReserv]/Share (Rs.) | 55.96 | 59.99 | 55.95 | 50.98 | 49.31 |
| Book Value[Incl.RevalReserv]/Share (Rs.) | 55.96 | 59.99 | 55.95 | 50.98 | 49.31 |
| Revenue From Operations / Share (Rs.) | 60.19 | 56.77 | 57.08 | 49.23 | 40.03 |
| PBDIT / Share (Rs.) | 22.78 | 23.21 | 22.24 | 18.25 | 15.95 |
| PBIT / Share (Rs.) | 21.47 | 21.76 | 20.79 | 16.85 | 14.62 |
| PBT / Share (Rs.) | 21.43 | 21.72 | 20.81 | 16.82 | 14.58 |
| Net Profit / Share (Rs.) | 27.92 | 16.60 | 15.63 | 12.57 | 10.88 |
| NP After MI And SOA / Share (Rs.) | 27.77 | 16.39 | 15.44 | 12.37 | 10.69 |
| | | | | | |
| PROFITABILITY RATIOS | | | | | |
| | | | | | |
| PBDIT Margin (%) | 37.84 | 40.88 | 38.97 | 37.07 | 39.85 |
| PBIT Margin (%) | 35.66 | 38.32 | 36.42 | 34.22 | 36.51 |
| PBT Margin (%) | 35.60 | 38.25 | 36.46 | 34.15 | 36.41 |
| Net Profit Margin (%) | 46.38 | 29.23 | 27.38 | 25.52 | 27.17 |
| NP After MI And SOA Margin (%) | 46.12 | 28.86 | 27.05 | 25.12 | 26.71 |
| Return on Networth / Equity (%) | 49.61 | 27.45 | 27.75 | 24.40 | 21.80 |
| Return on Capital Employeed (%) | 36.41 | 34.76 | 35.81 | 31.89 | 28.49 |
| Return On Assets (%) | 39.44 | 22.27 | 22.34 | 19.72 | 17.82 |
| Asset Turnover Ratio (%) | 0.83 | 0.79 | 0.82 | 0.75 | 0.61 |
| | | | | | |
| LIQUIDITY RATIOS | | | | | |
| | | | | | |
| Current Ratio (X) | 3.06 | 3.00 | 2.89 | 2.81 | 3.27 |
| Quick Ratio (X) | 1.96 | 1.95 | 2.02 | 1.91 | 2.29 |
| Inventory Turnover Ratio (X) | 1.58 | 1.66 | 1.84 | 1.57 | 1.48 |
| Dividend Payout Ratio (NP) (%) | 23.40 | 41.00 | 38.81 | 42.44 | 46.74 |
| Dividend Payout Ratio (CP) (%) | 22.34 | 37.66 | 35.46 | 38.11 | 41.55 |
| Earning Retention Ratio (%) | 76.60 | 59.00 | 61.19 | 57.56 | 53.26 |
| Cash Earning Retention Ratio (%) | 77.66 | 62.34 | 64.54 | 61.89 | 58.45 |
| | | | | | |
| COVERAGE RATIOS | | | | | |
| | | | | | |
| Interest Coverage Ratio (%) | 632.67 | 630.60 | 639.94 | 571.51 | 440.45 |
| Interest Coverage Ratio (Post Tax) (%) | 443.21 | 452.07 | 449.03 | 394.44 | 301.35 |
| | | | | | |
| VALUATION RATIOS | | | | | |
| | | | | | |
| Enterprise Value (Cr.) | 509274.61 | 528208.39 | 472093.81 | 304785.83 | 264644.53 |
| EV / Net Operating Revenue (X) | 6.76 | 7.45 | 6.66 | 5.02 | 5.37 |
| EV / EBITDA (X) | 17.86 | 18.23 | 17.08 | 13.55 | 13.48 |
| MarketCap / Net Operating Revenue (X) | 6.81 | 7.55 | 6.72 | 5.09 | 5.46 |
| Retention Ratios (%) | 76.59 | 58.99 | 61.18 | 57.55 | 53.25 |
| Price / BV (X) | 7.32 | 7.18 | 6.89 | 4.95 | 4.46 |
| Price / Net Operating Revenue (X) | 6.81 | 7.55 | 6.72 | 5.09 | 5.46 |
| EarningsYield | 0.06 | 0.03 | 0.04 | 0.04 | 0.04 |