| 年度 | 实际值 |
|---|---|
| 1992 | 14175 |
| 1993 | |
| 1994 | |
| 1995 | 21018 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 49165 |
| 2000 | 50248 |
| 2001 | 43544 |
| 2002 | 45401 |
| 2003 | 45206 |
| 2004 | 47192 |
| 2005 | 39783 |
| 2006 | 27742 |
| 2007 | 38909 |
| 2008 | 48025 |
| 2009 | 66270 |
| 2010 | 94780 |
| 2011 | 104192 |
| 2012 | 149810 |
| 2013 | 176068 |
| 2014 | 179661 |
| 2015 | 194901 |
| 2016 | 179521 |
| 2017 | 211127 |