| Months | 12 | 12 | 12 | 12 |
| Source Of Info (AR = Annual Report, PR = Press Release) | PR | AR | AR | AR |
| FaceValue | 10.00 | 10.00 | 10.00 | 10.00 |
| | | | | |
| PER SHARE RATIOS | | | | |
| | | | | |
| Basic EPS (Rs.) | 81.10 | 84.74 | 70.45 | 57.86 |
| Diluted EPS (Rs.) | 81.10 | 84.74 | 70.45 | 57.86 |
| Cash EPS (Rs.) | 85.89 | 90.15 | 76.06 | 63.03 |
| Book Value[Excl.RevalReserv]/Share (Rs.) | 195.03 | 193.02 | 183.82 | 183.11 |
| Book Value[Incl.RevalReserv]/Share (Rs.) | 195.03 | 193.02 | 183.82 | 183.11 |
| Dividend / Share (Rs.) | 0.00 | 80.00 | 70.00 | 50.00 |
| Revenue From Operations / Share (Rs.) | 441.04 | 423.31 | 384.47 | 364.54 |
| PBDIT / Share (Rs.) | 117.77 | 119.99 | 100.69 | 83.96 |
| PBIT / Share (Rs.) | 112.98 | 114.58 | 95.07 | 78.78 |
| PBT / Share (Rs.) | 108.77 | 114.15 | 94.41 | 78.02 |
| Net Profit / Share (Rs.) | 81.10 | 84.74 | 70.45 | 57.85 |
| | | | | |
| PROFITABILITY RATIOS | | | | |
| | | | | |
| PBDIT Margin (%) | 26.70 | 28.34 | 26.18 | 23.03 |
| PBIT Margin (%) | 25.61 | 27.06 | 24.72 | 21.61 |
| PBT Margin (%) | 24.66 | 26.96 | 24.55 | 21.40 |
| Net Profit Margin (%) | 18.38 | 20.01 | 18.32 | 15.87 |
| Return on Networth / Equity (%) | 41.58 | 43.90 | 38.32 | 31.59 |
| Return on Capital Employeed (%) | 56.77 | 57.88 | 50.66 | 42.66 |
| Return On Assets (%) | 25.63 | 28.70 | 26.09 | 21.25 |
| Asset Turnover Ratio (%) | 1.44 | 1.50 | 1.42 | 1.34 |
| | | | | |
| LIQUIDITY RATIOS | | | | |
| | | | | |
| Current Ratio (X) | 1.87 | 2.30 | 2.57 | 2.61 |
| Quick Ratio (X) | 1.28 | 1.73 | 1.89 | 2.03 |
| Inventory Turnover Ratio (X) | 7.17 | 7.68 | 7.21 | 4.13 |
| Dividend Payout Ratio (NP) (%) | 0.00 | 88.50 | 99.36 | 86.42 |
| Dividend Payout Ratio (CP) (%) | 0.00 | 83.19 | 92.02 | 79.32 |
| Earning Retention Ratio (%) | 0.00 | 11.50 | 0.64 | 13.58 |
| Cash Earning Retention Ratio (%) | 0.00 | 16.81 | 7.98 | 20.68 |
| | | | | |
| COVERAGE RATIOS | | | | |
| | | | | |
| Interest Coverage Ratio (%) | 247.87 | 277.81 | 153.65 | 110.12 |
| Interest Coverage Ratio (Post Tax) (%) | 179.55 | 197.22 | 108.51 | 76.88 |
| | | | | |
| VALUATION RATIOS | | | | |
| | | | | |
| Enterprise Value (Cr.) | 10884.91 | 11077.68 | 11334.60 | 7969.39 |
| EV / Net Operating Revenue (X) | 7.82 | 8.29 | 9.34 | 6.93 |
| EV / EBITDA (X) | 29.28 | 29.25 | 35.66 | 30.07 |
| MarketCap / Net Operating Revenue (X) | 7.93 | 8.45 | 9.52 | 7.16 |
| Retention Ratios (%) | 0.00 | 11.49 | 0.63 | 13.57 |
| Price / BV (X) | 17.94 | 18.53 | 19.92 | 14.26 |
| Price / Net Operating Revenue (X) | 7.93 | 8.45 | 9.52 | 7.16 |
| EarningsYield | 0.02 | 0.02 | 0.01 | 0.02 |