| Year | |
|---|---|
| 1998 | 40,775 |
| 1999 | 606,254 |
| 2000 | 624,949 |
| 2001 | 717,780 |
| 2002 | 791,821 |
| 2003 | 1,587,740 |
| 2004 | 2,096,718 |
| 2005 | 1,762,053 |
| 2006 | 1,567,019 |
| 2007 | 1,764,893 |
| 2008 | 2,056,656 |
| 2009 | 1,447,940 |
| 2010 | 2,029,468 |
| 2011 | 2,053,345 |
| 2012 | 1,626,058 |
| 2013 | 1,560,604 |
| 2014 | 1,791,342 |
| 2015 | 1,745,290 |
| 2016 | 1,486,090 |
| 2017 | 2,091,310 |
| 2018 | 2,042,103 |
| 2019 | 1,809,355 |
| 2020 | 1,243,621 |
| 2021 | 1,691,539 |
| 2022 | 1,995,948 |
| 2023 | 2,134,073 |