| 年度 | 实际值 |
|---|---|
| 1994 | 31795 |
| 1995 | 29093 |
| 1996 | 40878 |
| 1997 | 36125 |
| 1998 | 37074 |
| 1999 | 19944 |
| 2000 | 36378 |
| 2001 | 21158 |
| 2002 | 35355 |
| 2003 | 37981 |
| 2004 | 44237 |
| 2005 | 44106 |
| 2006 | 52351 |
| 2007 | 63187 |
| 2008 | 57180 |
| 2009 | 66592 |
| 2010 | 85991 |
| 2011 | 100766 |
| 2012 | 115265 |
| 2013 | 129578 |
| 2014 | 121511 |
| 2015 | 113460 |
| 2016 | 122079 |
| 2017 | 129916 |
| 2018 | 137836 |