| 年度 | 实际值 |
|---|---|
| 1994 | 11309 |
| 1995 | 12652 |
| 1996 | 25916 |
| 1997 | 18894 |
| 1998 | 21961 |
| 1999 | 12940 |
| 2000 | 11006 |
| 2001 | 11902 |
| 2002 | 15600 |
| 2003 | 17476 |
| 2004 | 21395 |
| 2005 | 32074 |
| 2006 | 33243 |
| 2007 | 41160 |
| 2008 | 43511 |
| 2009 | 59876 |
| 2010 | 86838 |
| 2011 | 107353 |
| 2012 | 124774 |
| 2013 | 131430 |
| 2014 | 137863 |
| 2015 | 112022 |
| 2016 | 96019 |
| 2017 | 101898 |
| 2018 | 76352 |