| Year | Rank | Number |
| 2009 | 13498 | 5 |
| 2008 | 11882 | 6 |
| 2005 | 12501 | 5 |
| 2004 | 7904 | 9 |
| 2003 | 11947 | 5 |
| 2001 | 11575 | 5 |
| 1998 | 8069 | 7 |
| 1997 | 10140 | 5 |
| 1996 | 7610 | 7 |
| 1994 | 7410 | 7 |
| Year | Rank | Number |
| 2009 | 13498 | 5 |
| 2008 | 11882 | 6 |
| 2005 | 12501 | 5 |
| 2004 | 7904 | 9 |
| 2003 | 11947 | 5 |
| 2001 | 11575 | 5 |
| 1998 | 8069 | 7 |
| 1997 | 10140 | 5 |
| 1996 | 7610 | 7 |
| 1994 | 7410 | 7 |