| From Year | To Year | Class Of Share | Authorized Capital | Issued Capital | Paid Up Shares (Nos) | Paid Up Face Value | Paid Up Capital |
|---|---|---|---|---|---|---|---|
| 2013 | 2014 | Equity Share | 299.00 | 211.66 | 423319461 | 5 | 211.66 |
| 2012 | 2012 | Equity Share | 299.00 | 211.46 | 422913803 | 5 | 211.46 |
| 2011 | 2011 | Equity Share | 299.00 | 211.00 | 421999724 | 5 | 211.00 |
| 2010 | 2010 | Equity Share | 299.00 | 210.52 | 421040693 | 5 | 210.52 |
| 2009 | 2009 | Equity Share | 299.00 | 210.21 | 420417358 | 5 | 210.21 |
| 2008 | 2008 | Equity Share | 299.00 | 210.18 | 420369753 | 5 | 210.18 |
| 2007 | 2007 | Equity Share | 299.00 | 186.54 | 373070829 | 5 | 186.54 |
| 2006 | 2006 | Equity Share | 299.00 | 186.34 | 372686964 | 5 | 186.34 |
| 2005 | 2005 | Equity Share | 299.00 | 186.22 | 372442190 | 5 | 186.22 |
| 2004 | 2004 | Equity Share | 199.00 | 185.89 | 185890742 | 10 | 185.89 |
| 2003 | 2003 | Equity Share | 199.00 | 185.54 | 185543625 | 10 | 185.54 |
| 2002 | 2002 | Equity Share | 199.00 | 185.45 | 185452098 | 10 | 185.45 |
| 2001 | 2001 | Equity Share | 150.00 | 115.90 | 115895478 | 10 | 115.90 |
| 2000 | 2000 | Equity Share | 150.00 | 115.90 | 115895478 | 10 | 115.90 |
| 1999 | 1999 | Equity Share | 150.00 | 115.90 | 115895250 | 10 | 115.90 |
| 1997 | 1998 | Equity Share | 69.00 | 53.73 | 53726252 | 10 | 53.73 |
| 1996 | 1997 | Equity Share | 69.00 | 49.41 | 49414717 | 10 | 49.41 |
| 1995 | 1996 | Equity Share | 69.00 | 48.13 | 43132253 | 10 | 43.13 |
| 1995 | 1996 | Equity Share | 69.00 | 48.13 | 5000000 | 3 | 1.25 |
| 1994 | 1995 | Equity Share | 69.00 | 43.13 | 43132253 | 10 | 43.13 |
| 1993 | 1994 | Equity Share | 69.00 | 35.33 | 35330269 | 10 | 35.33 |
| 1992 | 1993 | Equity Share | 49.00 | 21.79 | 21793050 | 10 | 21.79 |
| 1991 | 1992 | Equity Share | 29.00 | 15.19 | 15189970 | 10 | 15.19 |
| 1990 | 1991 | Equity Share | 14.00 | 9.11 | 9113982 | 10 | 9.11 |
| 1989 | 1990 | Equity Share | 14.00 | 9.11 | 9113982 | 10 | 9.11 |
| 1987 | 1988 | Equity Share | 4.25 | 4.25 | 4250000 | 10 | 4.25 |
| 1986 | 1987 | Equity Share | 4.25 | 3.73 | 3729320 | 10 | 3.73 |
| 1985 | 1986 | Equity Share | 4.25 | 3.69 | 2439810 | 10 | 2.44 |
| 1983 | 1985 | Equity Share | 4.25 | 2.44 | 2436785 | 10 | 2.44 |
| 1980 | 1983 | Equity Share | 2.25 | 1.40 | 1400000 | 10 | 1.40 |
| 1979 | 1980 | Equity Share | 1.50 | 0.70 | 697525 | 10 | 0.70 |
| 1978 | 1979 | Equity Share | 1.50 | 0.70 | 697000 | 10 | 0.70 |
| 1976 | 1978 | Equity Share | 1.50 | 0.70 | 696050 | 10 | 0.70 |
| 1974 | 1976 | Equity Share | 1.50 | 0.70 | 700000 | 10 | 0.70 |
| 1973 | 1974 | Equity Share | 7.50 | 0.70 | 343530 | 10 | 0.34 |
| 1973 | 1974 | Equity Share | 7.50 | 0.70 | 356470 | 5 | 0.18 |
| 1969 | 1973 | Equity Share | 0.75 | 0.20 | 202076 | 10 | 0.20 |
| 1967 | 1969 | Equity Share | 0.75 | 0.16 | 161667 | 10 | 0.16 |
| 1966 | 1967 | Equity Share | 0.75 | 0.16 | 64661 | 25 | 0.16 |
| 1961 | 1966 | Equity Share | 1.00 | 0.33 | 32908 | 100 | 0.33 |