| Year | Rank | Number |
| 2000 | 16677 | 5 |
| 1993 | 12860 | 6 |
| 1983 | 11335 | 5 |
| 1981 | 11473 | 5 |
| 1976 | 10274 | 5 |
| 1974 | 8334 | 6 |
| 1973 | 6437 | 8 |
| 1972 | 7875 | 6 |
| 1971 | 5839 | 9 |
| 1970 | 5661 | 9 |
| 1969 | 8223 | 5 |
| 1965 | 6257 | 6 |
| 1963 | 4779 | 9 |
| 1960 | 7003 | 5 |
| 1959 | 6892 | 5 |
| 1957 | 5217 | 7 |
| 1955 | 4619 | 8 |
| 1954 | 5536 | 6 |
| 1951 | 4688 | 7 |
| Year | Rank | Number |
| 2000 | 16677 | 5 |
| 1993 | 12860 | 6 |
| 1983 | 11335 | 5 |
| 1981 | 11473 | 5 |
| 1976 | 10274 | 5 |
| 1974 | 8334 | 6 |
| 1973 | 6437 | 8 |
| 1972 | 7875 | 6 |
| 1971 | 5839 | 9 |
| 1970 | 5661 | 9 |
| 1969 | 8223 | 5 |
| 1965 | 6257 | 6 |
| 1963 | 4779 | 9 |
| 1960 | 7003 | 5 |
| 1959 | 6892 | 5 |
| 1957 | 5217 | 7 |
| 1955 | 4619 | 8 |
| 1954 | 5536 | 6 |
| 1951 | 4688 | 7 |