| Year | Rank | Number |
| 1995 | 12057 | 6 |
| 1994 | 13823 | 5 |
| 1993 | 10805 | 7 |
| 1992 | 10678 | 7 |
| 1991 | 13522 | 5 |
| 1990 | 10403 | 7 |
| 1988 | 8522 | 8 |
| 1987 | 11593 | 5 |
| 1983 | 10519 | 5 |
| 1981 | 8252 | 7 |
| Year | Rank | Number |
| 1995 | 12057 | 6 |
| 1994 | 13823 | 5 |
| 1993 | 10805 | 7 |
| 1992 | 10678 | 7 |
| 1991 | 13522 | 5 |
| 1990 | 10403 | 7 |
| 1988 | 8522 | 8 |
| 1987 | 11593 | 5 |
| 1983 | 10519 | 5 |
| 1981 | 8252 | 7 |