| Year | |
|---|---|
| 1993 | 289 |
| 1994 | 287 |
| 1995 | 328 |
| 1996 | 343 |
| 1997 | 404 |
| 1998 | 375 |
| 1999 | 348 |
| 2000 | 283 |
| 2001 | 203 |
| 2002 | 171 |
| 2003 | 170 |
| 2004 | 158 |
| 2005 | 152 |
| 2006 | 155 |
| 2007 | 148 |
| 2008 | 141 |
| 2009 | 144 |
| 2010 | 133 |
| 2011 | 140 |
| 2012 | 198 |
| 2013 | 216 |
| 2014 | 231 |
| 2015 | 254 |
| 2016 | 209 |
| 2017 | 292 |
| 2018 | 272 |
| 2019 | 257 |
| 2020 | 252 |
| 2021 | 141 |
| 2022 | 166 |
| 2023 | 173 |