| Months | 12 | 12 | 12 | 12 | 12 |
| Source Of Info (AR = Annual Report, PR = Press Release) | AR | AR | AR | AR | AR |
| FaceValue | 2.00 | 2.00 | 2.00 | 2.00 | 2.00 |
| | | | | | |
| PER SHARE RATIOS | | | | | |
| | | | | | |
| Basic EPS (Rs.) | 75.65 | 64.37 | 52.94 | 41.77 | 30.47 |
| Diluted EPS (Rs.) | 75.55 | 64.25 | 52.86 | 41.56 | 30.47 |
| Cash EPS (Rs.) | 80.22 | 71.15 | 59.26 | 47.88 | 36.85 |
| Book Value[Excl.RevalReserv]/Share (Rs.) | 605.49 | 348.88 | 287.08 | 237.00 | 197.88 |
| Book Value[Incl.RevalReserv]/Share (Rs.) | 605.49 | 348.88 | 287.08 | 237.00 | 197.88 |
| Revenue From Operations / Share (Rs.) | 1018.88 | 898.06 | 766.42 | 635.54 | 465.36 |
| PBDIT / Share (Rs.) | 111.22 | 98.24 | 81.36 | 66.96 | 53.48 |
| PBIT / Share (Rs.) | 103.88 | 91.44 | 75.03 | 60.81 | 47.05 |
| PBT / Share (Rs.) | 98.06 | 86.56 | 71.18 | 56.32 | 40.67 |
| Net Profit / Share (Rs.) | 72.88 | 64.35 | 52.93 | 41.73 | 30.42 |
| NP After MI And SOA / Share (Rs.) | 72.88 | 64.36 | 52.93 | 41.73 | 30.42 |
| | | | | | |
| PROFITABILITY RATIOS | | | | | |
| | | | | | |
| PBDIT Margin (%) | 10.91 | 10.93 | 10.61 | 10.53 | 11.49 |
| PBIT Margin (%) | 10.19 | 10.18 | 9.78 | 9.56 | 10.10 |
| PBT Margin (%) | 9.62 | 9.63 | 9.28 | 8.86 | 8.73 |
| Net Profit Margin (%) | 7.15 | 7.16 | 6.90 | 6.56 | 6.53 |
| NP After MI And SOA Margin (%) | 7.15 | 7.16 | 6.90 | 6.56 | 6.53 |
| Return on Networth / Equity (%) | 12.03 | 18.44 | 18.43 | 17.60 | 15.37 |
| Return on Capital Employeed (%) | 16.86 | 25.58 | 25.51 | 24.96 | 22.58 |
| Return On Assets (%) | 9.62 | 12.47 | 12.66 | 10.66 | 9.06 |
| Long Term Debt / Equity (X) | 0.00 | 0.00 | 0.00 | 0.00 | 0.01 |
| Total Debt / Equity (X) | 0.03 | 0.04 | 0.05 | 0.15 | 0.16 |
| Asset Turnover Ratio (%) | 1.64 | 1.92 | 1.89 | 1.75 | 1.33 |
| | | | | | |
| LIQUIDITY RATIOS | | | | | |
| | | | | | |
| Current Ratio (X) | 4.18 | 2.58 | 2.83 | 2.22 | 2.14 |
| Quick Ratio (X) | 2.90 | 1.65 | 1.84 | 1.41 | 1.47 |
| Inventory Turnover Ratio (X) | 5.07 | 5.04 | 4.73 | 4.91 | 3.42 |
| Dividend Payout Ratio (NP) (%) | 5.48 | 5.43 | 5.66 | 5.99 | 6.57 |
| Dividend Payout Ratio (CP) (%) | 4.98 | 4.91 | 5.06 | 5.22 | 5.42 |
| Earning Retention Ratio (%) | 94.52 | 94.57 | 94.34 | 94.01 | 93.43 |
| Cash Earning Retention Ratio (%) | 95.02 | 95.09 | 94.94 | 94.78 | 94.58 |
| | | | | | |
| COVERAGE RATIOS | | | | | |
| | | | | | |
| Interest Coverage Ratio (%) | 19.10 | 20.19 | 21.14 | 14.94 | 8.39 |
| Interest Coverage Ratio (Post Tax) (%) | 13.51 | 14.23 | 14.75 | 10.31 | 5.77 |
| | | | | | |
| VALUATION RATIOS | | | | | |
| | | | | | |
| Enterprise Value (Cr.) | 25887.03 | 30614.49 | 14925.86 | 11364.20 | 4760.44 |
| EV / Net Operating Revenue (X) | 2.66 | 3.78 | 2.16 | 1.98 | 1.14 |
| EV / EBITDA (X) | 24.36 | 34.53 | 20.34 | 18.84 | 9.91 |
| MarketCap / Net Operating Revenue (X) | 2.84 | 3.85 | 2.22 | 1.99 | 1.12 |
| Retention Ratios (%) | 94.51 | 94.56 | 94.33 | 94.00 | 93.42 |
| Price / BV (X) | 4.77 | 9.90 | 5.92 | 5.33 | 2.64 |
| Price / Net Operating Revenue (X) | 2.84 | 3.85 | 2.22 | 1.99 | 1.12 |
| EarningsYield | 0.02 | 0.01 | 0.03 | 0.03 | 0.05 |