| Year | Count |
|---|---|
| 1987 | 5 |
| 1997 | 10 |
| 1998 | 33 |
| 1999 | 10 |
| 2000 | 49 |
| 2001 | 79 |
| 2002 | 12 |
| 2003 | 16 |
| 2004 | 10 |
| 2005 | 23 |
| 2008 | 26 |
| 2009 | 10 |
| 2009 | 10 |
| 2010 | 5 |
| 2012 | 5 |
| 2014 | 15 |
| 2015 | 12 |
| 2016 | 10 |
| 2017 | 12 |
| 2018 | 21 |
| 2019 | 5 |
| 2019 | 24 |
| 2020 | 35 |
| 2020 | 49 |
| 2021 | 66 |
| 2021 | 69 |
| 2022 | 38 |
| 2022 | 21 |
| 2023 | 12 |
| 2023 | 60 |
| 2024 | 16 |
| 2024 | 62 |