| Year | Total No. | Women No. | % of Women |
| 1947-1952 | 101 | 3 | 3.0 |
| 1952-1956 | 101 | 2 | 2.0 |
| 1956-1959 | 101 | 4 | 4.0 |
| 1960 (April) | 157 | 3 | 1.9 |
| 1960 (July)-1964 | 157 | 3 | 1.9 |
| 1965-1970 | 157 | 6 | 3.8 |
| 1970-1977 | 157 | 6 | 3.8 |
| 1977-1989 | 168 | 11 | 6.5 |
| 1989-1994 | 225 | 13 | 5.8 |
| 1994-2000 | 225 | 12 | 5.3 |
| 2000-2001 | 225 | 9 | 4.0 |
| 2001-2004 | 225 | 10 | 4.4 |
| 2004-2010 | 225 | 13 | 5.8 |
| 2010-2014 | 225 | 13 | 5.8 |