| Year | Count |
|---|---|
| 1995 | 5 |
| 1998 | 7 |
| 1999 | 5 |
| 2000 | 18 |
| 2001 | 12 |
| 2002 | 31 |
| 2003 | 54 |
| 2004 | 125 |
| 2005 | 171 |
| 2006 | 220 |
| 2007 | 319 |
| 2008 | 374 |
| 2009 | 383 |
| 2010 | 445 |
| 2011 | 552 |
| 2012 | 784 |
| 2013 | 789 |
| 2014 | 940 |
| 2015 | 1,255 |
| 2016 | 1,225 |
| 2017 | 1,181 |
| 2018 | 1,270 |
| 2019 | 1,374 |
| 2020 | 1,163 |
| 2021 | 1,682 |
| 2022 | 1,467 |
| 2023 | 1,288 |
| 2024 | 1,307 |