| Year | Rank | Number |
| 2000 | 14023 | 6 |
| 1995 | 14503 | 5 |
| 1994 | 14488 | 5 |
| 1992 | 9920 | 8 |
| 1991 | 9751 | 8 |
| 1988 | 12720 | 5 |
| 1987 | 12155 | 5 |
| 1985 | 8740 | 7 |
| 1984 | 7716 | 8 |
| 1983 | 6971 | 9 |
| 1982 | 8635 | 7 |
| 1980 | 8542 | 7 |
| 1979 | 9488 | 6 |
| 1978 | 8028 | 7 |
| 1977 | 8960 | 6 |
| 1975 | 8460 | 6 |
| 1974 | 9372 | 5 |
| 1973 | 8997 | 5 |
| Year | Rank | Number |
| 2000 | 14023 | 6 |
| 1995 | 14503 | 5 |
| 1994 | 14488 | 5 |
| 1992 | 9920 | 8 |
| 1991 | 9751 | 8 |
| 1988 | 12720 | 5 |
| 1987 | 12155 | 5 |
| 1985 | 8740 | 7 |
| 1984 | 7716 | 8 |
| 1983 | 6971 | 9 |
| 1982 | 8635 | 7 |
| 1980 | 8542 | 7 |
| 1979 | 9488 | 6 |
| 1978 | 8028 | 7 |
| 1977 | 8960 | 6 |
| 1975 | 8460 | 6 |
| 1974 | 9372 | 5 |
| 1973 | 8997 | 5 |