| Months | 12 | 12 | 12 | 12 | 12 |
| Source Of Info (AR = Annual Report, PR = Press Release) | AR | AR | AR | AR | AR |
| FaceValue | 5.00 | 5.00 | 5.00 | 5.00 | 5.00 |
| | | | | | |
| PER SHARE RATIOS | | | | | |
| | | | | | |
| Basic EPS (Rs.) | 190.40 | 183.76 | 161.01 | 116.18 | 77.48 |
| Diluted EPS (Rs.) | 190.40 | 183.76 | 161.01 | 116.18 | 77.48 |
| Cash EPS (Rs.) | 224.36 | 213.65 | 187.35 | 142.51 | 107.24 |
| Book Value[Excl.RevalReserv]/Share (Rs.) | 1049.48 | 1044.56 | 909.79 | 791.48 | 679.28 |
| Book Value[Incl.RevalReserv]/Share (Rs.) | 1049.48 | 1044.56 | 909.79 | 791.48 | 679.28 |
| Revenue From Operations / Share (Rs.) | 1493.42 | 1445.06 | 1386.69 | 1111.68 | 941.37 |
| PBDIT / Share (Rs.) | 279.40 | 278.93 | 252.61 | 194.05 | 140.87 |
| PBIT / Share (Rs.) | 247.87 | 250.83 | 227.54 | 169.13 | 110.45 |
| PBT / Share (Rs.) | 240.90 | 245.16 | 219.04 | 160.66 | 102.97 |
| Net Profit / Share (Rs.) | 192.83 | 185.55 | 162.27 | 117.60 | 76.82 |
| NP After MI And SOA / Share (Rs.) | 191.10 | 183.77 | 161.01 | 116.18 | 77.48 |
| | | | | | |
| PROFITABILITY RATIOS | | | | | |
| | | | | | |
| PBDIT Margin (%) | 18.70 | 19.30 | 18.21 | 17.45 | 14.96 |
| PBIT Margin (%) | 16.59 | 17.35 | 16.40 | 15.21 | 11.73 |
| PBT Margin (%) | 16.13 | 16.96 | 15.79 | 14.45 | 10.93 |
| Net Profit Margin (%) | 12.91 | 12.84 | 11.70 | 10.57 | 8.16 |
| NP After MI And SOA Margin (%) | 12.79 | 12.71 | 11.61 | 10.45 | 8.23 |
| Return on Networth / Equity (%) | 18.20 | 17.75 | 17.85 | 14.88 | 11.56 |
| Return on Capital Employeed (%) | 21.43 | 22.26 | 23.06 | 19.66 | 14.29 |
| Return On Assets (%) | 13.23 | 12.95 | 12.48 | 9.73 | 7.31 |
| Long Term Debt / Equity (X) | 0.00 | 0.00 | 0.00 | 0.01 | 0.02 |
| Total Debt / Equity (X) | 0.01 | 0.01 | 0.02 | 0.02 | 0.05 |
| Asset Turnover Ratio (%) | 1.04 | 1.07 | 1.12 | 1.03 | 0.96 |
| | | | | | |
| LIQUIDITY RATIOS | | | | | |
| | | | | | |
| Current Ratio (X) | 3.82 | 3.74 | 3.24 | 2.68 | 2.42 |
| Quick Ratio (X) | 2.72 | 2.79 | 2.27 | 2.01 | 1.88 |
| Inventory Turnover Ratio (X) | 0.72 | 0.67 | 0.76 | 0.72 | 0.41 |
| Dividend Payout Ratio (NP) (%) | 31.65 | 27.20 | 21.73 | 11.18 | 0.00 |
| Dividend Payout Ratio (CP) (%) | 27.17 | 23.59 | 18.80 | 9.21 | 0.00 |
| Earning Retention Ratio (%) | 68.35 | 72.80 | 78.27 | 88.82 | 0.00 |
| Cash Earning Retention Ratio (%) | 72.83 | 76.41 | 81.20 | 90.79 | 0.00 |
| | | | | | |
| COVERAGE RATIOS | | | | | |
| | | | | | |
| Interest Coverage Ratio (%) | 48.10 | 62.32 | 54.32 | 47.79 | 18.83 |
| Interest Coverage Ratio (Post Tax) (%) | 34.40 | 42.72 | 36.72 | 31.05 | 11.27 |
| | | | | | |
| VALUATION RATIOS | | | | | |
| | | | | | |
| Enterprise Value (Cr.) | 7272.80 | 8811.02 | 8314.10 | 6496.10 | 5152.10 |
| EV / Net Operating Revenue (X) | 3.78 | 4.69 | 4.61 | 4.49 | 4.21 |
| EV / EBITDA (X) | 20.18 | 24.29 | 25.31 | 25.74 | 28.12 |
| MarketCap / Net Operating Revenue (X) | 3.78 | 4.69 | 4.60 | 4.47 | 4.15 |
| Retention Ratios (%) | 68.34 | 72.79 | 78.26 | 88.81 | 0.00 |
| Price / BV (X) | 5.37 | 6.55 | 7.08 | 6.37 | 5.83 |
| Price / Net Operating Revenue (X) | 3.78 | 4.69 | 4.60 | 4.47 | 4.15 |
| EarningsYield | 0.03 | 0.02 | 0.02 | 0.02 | 0.01 |