| Year | Rank | Number |
| 2011 | 11553 | 9 |
| 2010 | 14125 | 7 |
| 2009 | 14268 | 7 |
| 2008 | 18793 | 5 |
| 2007 | 18876 | 5 |
| 2006 | 16030 | 6 |
| 2005 | 17694 | 5 |
| 2004 | 12118 | 8 |
| 2003 | 11802 | 8 |
| 2002 | 16675 | 5 |
| 2001 | 14336 | 6 |
| 1999 | 13429 | 6 |
| 1995 | 14428 | 5 |
| 1991 | 8926 | 9 |
| 1988 | 10960 | 6 |
| 1916 | 4774 | 5 |
| 1914 | 3396 | 6 |
| Year | Rank | Number |
| 2011 | 11553 | 9 |
| 2010 | 14125 | 7 |
| 2009 | 14268 | 7 |
| 2008 | 18793 | 5 |
| 2007 | 18876 | 5 |
| 2006 | 16030 | 6 |
| 2005 | 17694 | 5 |
| 2004 | 12118 | 8 |
| 2003 | 11802 | 8 |
| 2002 | 16675 | 5 |
| 2001 | 14336 | 6 |
| 1999 | 13429 | 6 |
| 1995 | 14428 | 5 |
| 1991 | 8926 | 9 |
| 1988 | 10960 | 6 |
| 1916 | 4774 | 5 |
| 1914 | 3396 | 6 |