| Year | |
|---|---|
| 1993 | 451 |
| 1994 | 478 |
| 1995 | 473 |
| 1996 | 394 |
| 1997 | 290 |
| 1998 | 188 |
| 1999 | 228 |
| 2000 | 171 |
| 2001 | 171 |
| 2002 | 159 |
| 2003 | 188 |
| 2004 | 201 |
| 2005 | 175 |
| 2006 | 191 |
| 2007 | 179 |
| 2008 | 241 |
| 2009 | 308 |
| 2010 | 373 |
| 2011 | 373 |
| 2012 | 406 |
| 2013 | 354 |
| 2014 | 360 |
| 2015 | 445 |
| 2016 | 536 |
| 2017 | 476 |
| 2018 | 584 |
| 2019 | 602 |
| 2020 | 663 |
| 2021 | 444 |
| 2022 | 583 |
| 2023 | 735 |