| Year | Total | YoY Change |
|---|---|---|
| 2000 | 4 | |
| 2001 | 10 | 150% |
| 2002 | 1 | -90% |
| 2003 | 6 | 500% |
| 2004 | 5 | -16.67% |
| 2005 | 3 | -40% |
| 2007 | 7 | 133.33% |
| 2008 | 6 | -14.29% |
| 2009 | 1 | -83.33% |
| 2010 | 9 | 800% |
| 2011 | 11 | 22.22% |
| 2012 | 11 | 0% |
| 2013 | 8 | -27.27% |
| 2014 | 17 | 112.5% |
| 2015 | 9 | -47.06% |
| 2016 | 8 | -11.11% |
| 2017 | 16 | 100% |
| 2018 | 15 | -6.25% |
| 2019 | 13 | -13.33% |
| 2020 | 5 | -61.54% |
| 2021 | 3 | -40% |
| 2022 | 5 | 66.67% |
| 2023 | 2 | -60% |
| 2024 | 1 | -50% |