| 年度 | 实际值 |
|---|---|
| 1992 | 187936 |
| 1993 | |
| 1994 | |
| 1995 | 181379 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 175197 |
| 2000 | 164440 |
| 2001 | 141637 |
| 2002 | 112405 |
| 2003 | 90111 |
| 2004 | 93139 |
| 2005 | 93079 |
| 2006 | 16006 |
| 2007 | 95038 |
| 2008 | 98900 |
| 2009 | 96698 |
| 2010 | 91939 |
| 2011 | 90281 |
| 2012 | 89293 |
| 2013 | 88504 |
| 2014 | 51547 |
| 2015 | 52517 |
| 2016 | 54478 |