| Year | Rank | Number |
| 2010 | 11561 | 9 |
| 2009 | 14089 | 7 |
| 2007 | 16153 | 6 |
| 2006 | 18083 | 5 |
| 2004 | 13202 | 7 |
| 2003 | 16619 | 5 |
| 2002 | 16343 | 5 |
| 2001 | 16203 | 5 |
| 2000 | 8762 | 11 |
| 1999 | 11797 | 7 |
| 1998 | 8185 | 11 |
| 1994 | 8349 | 10 |
| 1992 | 14036 | 5 |
| 1990 | 13738 | 5 |
| 1986 | 7984 | 8 |
| 1928 | 5016 | 5 |
| 1923 | 5270 | 5 |
| 1919 | 5113 | 5 |
| 1905 | 2068 | 5 |