| Year | Rank | Number |
| 2011 | 4744 | 20 |
| 2010 | 4962 | 19 |
| 2009 | 7495 | 11 |
| 2008 | 7044 | 12 |
| 2007 | 7979 | 10 |
| 2006 | 7276 | 11 |
| 2004 | 9638 | 7 |
| 2003 | 8388 | 8 |
| 2002 | 11935 | 5 |
| 2000 | 6194 | 11 |
| 1999 | 8453 | 7 |
| 1998 | 9297 | 6 |
| 1997 | 4873 | 13 |
| 1996 | 7716 | 7 |
| 1930 | 3497 | 7 |
| 1927 | 4626 | 5 |
| 1921 | 4792 | 5 |
| 1920 | 4778 | 5 |
| 1918 | 4620 | 5 |
| 1885 | 906 | 6 |