| Year | Rank | Number |
| 2004 | 12049 | 5 |
| 2003 | 11579 | 5 |
| 2001 | 9745 | 6 |
| 1998 | 10255 | 5 |
| 1997 | 7598 | 7 |
| 1996 | 6740 | 8 |
| 1995 | 6118 | 9 |
| 1994 | 5222 | 11 |
| 1993 | 8031 | 6 |
| 1992 | 7841 | 6 |
| 1990 | 8651 | 5 |
| Year | Rank | Number |
| 2004 | 12049 | 5 |
| 2003 | 11579 | 5 |
| 2001 | 9745 | 6 |
| 1998 | 10255 | 5 |
| 1997 | 7598 | 7 |
| 1996 | 6740 | 8 |
| 1995 | 6118 | 9 |
| 1994 | 5222 | 11 |
| 1993 | 8031 | 6 |
| 1992 | 7841 | 6 |
| 1990 | 8651 | 5 |