| Year | |
|---|---|
| 1998 | 40,775 |
| 1999 | 895,983 |
| 2000 | 1,165,354 |
| 2001 | 1,323,426 |
| 2002 | 1,345,425 |
| 2003 | 2,181,759 |
| 2004 | 2,630,295 |
| 2005 | 2,370,902 |
| 2006 | 2,201,333 |
| 2007 | 2,374,347 |
| 2008 | 2,795,266 |
| 2009 | 1,911,620 |
| 2010 | 2,521,931 |
| 2011 | 2,555,660 |
| 2012 | 2,169,506 |
| 2013 | 2,086,432 |
| 2014 | 2,306,240 |
| 2015 | 2,039,664 |
| 2016 | 1,695,332 |
| 2017 | 2,112,764 |
| 2018 | 2,101,199 |
| 2019 | 2,012,525 |
| 2020 | 1,341,145 |
| 2021 | 1,892,696 |
| 2022 | 2,309,943 |
| 2023 | 2,315,525 |