| 年度 | 实际值 |
|---|---|
| 1999 | 7360 |
| 2000 | 8190 |
| 2001 | 6095 |
| 2002 | 6753 |
| 2003 | 11580 |
| 2004 | 16690 |
| 2005 | 19018 |
| 2006 | 23025 |
| 2007 | 27876 |
| 2008 | 33708 |
| 2009 | 45002.8034306373 |
| 2010 | 55431.2444140024 |
| 2011 | 59999 |
| 2012 | 46728.0483894606 |
| 2013 | 50733 |
| 2014 | 51064.73 |
| 2015 | 49029.275759885 |
| 2016 | 53379.5 |
| 2017 | 58738 |