| 年度 | 实际值 |
|---|---|
| 1992 | 8841 |
| 1993 | 10440 |
| 1994 | 9025 |
| 1995 | 18110 |
| 1996 | 12068 |
| 1997 | 13559 |
| 1998 | 16363 |
| 1999 | 19765 |
| 2000 | |
| 2001 | |
| 2002 | |
| 2003 | 44831 |
| 2004 | 52453 |
| 2005 | 62552 |
| 2006 | 76913 |
| 2007 | 111033 |
| 2008 | 131477 |
| 2009 | |
| 2010 | 156824 |
| 2011 | 179262 |
| 2012 | 242508 |
| 2013 | 252985 |
| 2014 | 212238 |
| 2015 | 193262 |
| 2016 | 189195 |
| 2017 | 190208 |
| 2018 | 161804 |