| 年度 | 实际值 |
|---|---|
| 1992 | 20084 |
| 1993 | 25403 |
| 1994 | 17992 |
| 1995 | 16590 |
| 1996 | 19288 |
| 1997 | 19717 |
| 1998 | 20701 |
| 1999 | 33974 |
| 2000 | |
| 2001 | |
| 2002 | |
| 2003 | 119886 |
| 2004 | 176479 |
| 2005 | 204693 |
| 2006 | 221898 |
| 2007 | 305329 |
| 2008 | 409713 |
| 2009 | |
| 2010 | 640246 |
| 2011 | 688258 |
| 2012 | 826535 |
| 2013 | 938008 |
| 2014 | 993453 |
| 2015 | 1107002 |
| 2016 | 1105557 |
| 2017 | 1226718 |
| 2018 | 1212277 |