表を表示
| 1998 | 1,656 | 2008 | 3,738 | 2018 | 4,422 |
| 1999 | 1,509 | 2009 | 3,350 | 2019 | 4,558 |
| 2000 | 1,551 | 2010 | 3,659 | 2020 | 4,303 |
| 2001 | 1,548 | 2011 | 3,974 | 2021 | 4,204 |
| 2002 | 1,631 | 2012 | 4,093 | 2022 | 4,303 |
| 2003 | 1,921 | 2013 | 4,188 | 2023 | 5,008 |
| 2004 | 2,339 | 2014 | 4,146 | 2024 | 5,581 |
| 2005 | 2,705 | 2015 | 4,253 | 2025 | 6,075 |
| 2006 | 2,860 | 2016 | 4,320 | 2026 | 6,455 |
| 2007 | 3,128 | 2017 | 4,491 | | |
表を表示
| 1998 | 4,557 | 2008 | 9,502 | 2018 | 1.13万 |
| 1999 | 4,528 | 2009 | 9,535 | 2019 | 1.19万 |
| 2000 | 4,829 | 2010 | 9,286 | 2020 | 1.16万 |
| 2001 | 5,306 | 2011 | 9,488 | 2021 | 1.08万 |
| 2002 | 5,663 | 2012 | 9,419 | 2022 | 1.12万 |
| 2003 | 6,083 | 2013 | 9,568 | 2023 | 1.37万 |
| 2004 | 6,684 | 2014 | 9,631 | 2024 | 1.54万 |
| 2005 | 7,379 | 2015 | 1.03万 | 2025 | 1.69万 |
| 2006 | 7,908 | 2016 | 1.13万 | 2026 | 1.79万 |
| 2007 | 8,475 | 2017 | 1.14万 | | |
表を表示
| 1998 | 7,175 | 2008 | 9,866 | 2018 | 1.06万 |
| 1999 | 7,098 | 2009 | 9,738 | 2019 | 1.09万 |
| 2000 | 7,416 | 2010 | 9,908 | 2020 | 1.05万 |
| 2001 | 7,883 | 2011 | 1.02万 | 2021 | 9,854 |
| 2002 | 8,291 | 2012 | 9,750 | 2022 | 9,969 |
| 2003 | 8,683 | 2013 | 9,677 | 2023 | 1.14万 |
| 2004 | 8,911 | 2014 | 9,658 | 2024 | 1.18万 |
| 2005 | 9,460 | 2015 | 9,945 | 2025 | 1.22万 |
| 2006 | 9,630 | 2016 | 1.07万 | 2026 | 1.25万 |
| 2007 | 9,602 | 2017 | 1.07万 | | |