| From Year | To Year | Class Of Share | Authorized Capital | Issued Capital | Paid Up Shares (Nos) | Paid Up Face Value | Paid Up Capital |
|---|---|---|---|---|---|---|---|
| 2017 | 2018 | Equity Share | 70.00 | 13.58 | 67909215 | 2 | 13.58 |
| 2016 | 2017 | Equity Share | 15.00 | 13.56 | 67775883 | 2 | 13.56 |
| 2015 | 2016 | Equity Share | 15.00 | 13.52 | 67575885 | 2 | 13.52 |
| 2014 | 2015 | Equity Share | 15.00 | 13.52 | 67575885 | 2 | 13.52 |
| 2013 | 2014 | Equity Share | 15.00 | 13.03 | 65136860 | 2 | 13.03 |
| 2012 | 2013 | Equity Share | 15.00 | 13.03 | 65136860 | 2 | 13.03 |
| 2011 | 2012 | Equity Share | 15.00 | 13.03 | 65136860 | 2 | 13.03 |
| 2010 | 2011 | Equity Share | 15.00 | 13.03 | 65136860 | 2 | 13.03 |
| 2009 | 2010 | Equity Share | 15.00 | 12.39 | 61926860 | 2 | 12.39 |
| 2008 | 2009 | Equity Share | 15.00 | 11.77 | 58836860 | 2 | 11.77 |
| 2007 | 2008 | Equity Share | 15.00 | 11.77 | 58836860 | 2 | 11.77 |
| 2006 | 2007 | Equity Share | 15.00 | 10.21 | 10209372 | 10 | 10.21 |
| 2005 | 2006 | Equity Share | 10.00 | 7.64 | 7639400 | 10 | 7.64 |
| 2005 | 2006 | Equity Share | 10.00 | 7.91 | 7909372 | 10 | 7.91 |
| 2004 | 2005 | Equity Share | 10.00 | 6.38 | 6382872 | 10 | 6.38 |
| 2003 | 2004 | Equity Share | 10.00 | 6.08 | 5177372 | 10 | 5.18 |
| 2003 | 2004 | Equity Share | 10.00 | 6.08 | 900000 | 7 | 0.63 |
| 2002 | 2003 | Equity Share | 10.00 | 6.08 | 6077372 | 10 | 6.08 |
| 2001 | 2002 | Equity Share | 10.00 | 5.54 | 5537372 | 10 | 5.54 |
| 2000 | 2001 | Equity Share | 10.00 | 5.54 | 5537372 | 10 | 5.54 |
| 1999 | 2000 | Equity Share | 10.00 | 6.08 | 5177372 | 10 | 5.18 |
| 1999 | 2000 | Equity Share | 10.00 | 6.08 | 900000 | 1 | 0.09 |
| 1996 | 1999 | Equity Share | 5.95 | 3.18 | 3177372 | 10 | 3.18 |
| 1995 | 1996 | Equity Share | 5.95 | 3.18 | 3177372 | 10 | 3.18 |
| 1994 | 1995 | Equity Share | 5.95 | 1.06 | 1059124 | 10 | 1.06 |
| 1993 | 1994 | Equity Share | 2.95 | 0.83 | 829124 | 10 | 0.83 |
| 1992 | 1993 | Equity Share | 2.95 | 0.49 | 485220 | 10 | 0.49 |
| 1991 | 1992 | Equity Share | 2.95 | 0.49 | 485220 | 10 | 0.49 |
| 1990 | 1991 | Equity Share | 0.70 | 0.49 | 48522 | 100 | 0.49 |
| 1987 | 1990 | Equity Share | 0.70 | 0.49 | 48522 | 100 | 0.49 |
| 1982 | 1987 | Equity Share | 0.70 | 0.49 | 48522 | 100 | 0.49 |
| 1980 | 1981 | Equity Share | 0.70 | 0.49 | 48522 | 100 | 0.49 |
| 1978 | 1979 | Equity Share | 0.45 | 0.45 | 44649 | 100 | 0.45 |
| 1976 | 1978 | Equity Share | 0.45 | 0.45 | 44640 | 100 | 0.45 |
| 1973 | 1974 | Equity Share | 0.30 | 0.30 | 29759 | 100 | 0.30 |
| 1967 | 1972 | Equity Share | 0.30 | 0.30 | 29769 | 100 | 0.30 |