| Year | |
|---|---|
| 1993 | 303 |
| 1994 | 347 |
| 1995 | 341 |
| 1996 | 382 |
| 1997 | 346 |
| 1998 | 415 |
| 1999 | 345 |
| 2000 | 214 |
| 2001 | 226 |
| 2002 | 242 |
| 2003 | 182 |
| 2004 | 171 |
| 2005 | 203 |
| 2006 | 220 |
| 2007 | 229 |
| 2008 | 330 |
| 2009 | 289 |
| 2010 | 277 |
| 2011 | 376 |
| 2012 | 439 |
| 2013 | 471 |
| 2014 | 381 |
| 2015 | 462 |
| 2016 | 485 |
| 2017 | 477 |
| 2018 | 515 |
| 2019 | 498 |
| 2020 | 622 |
| 2021 | 393 |
| 2022 | 428 |
| 2023 | 443 |