| Kr. vloup. | % | Abs. č. |
| 1977 | 60 | 6799 |
| 1978 | 63 | 7815 |
| 1979 | 60 | 7408 |
| 1980 | 58 | 8179 |
| 1981 | 56 | 8930 |
| 1982 | 55 | 9897 |
| 1983 | 54 | 8368 |
| 1984 | 55 | 9084 |
| 1985 | 54 | 8864 |
| 1986 | 53 | 8557 |
| 1987 | 57 | 9316 |
| 1988 | 56 | 9504 |
| 1989 | 49 | 9283 |
| 1990 | 25 | 17846 |
| 1991 | 21 | 22161 |
| 1992 | 20 | 23410 |
| 1993 | 20 | 24481 |
| 1994 | 22 | 24906 |
| 1995 | 26 | 26049 |
| 1996 | 25 | 24618 |
| 1997 | 25 | 23331 |