| 年度 | 实际值 |
|---|---|
| 1999 | 20075 |
| 2000 | 20187 |
| 2001 | 21354 |
| 2002 | 22358 |
| 2003 | 54157 |
| 2004 | 70034 |
| 2005 | 98450 |
| 2006 | 123612 |
| 2007 | 152005 |
| 2008 | 153683 |
| 2009 | 111486 |
| 2010 | 143844.293688779 |
| 2011 | 181795 |
| 2012 | 186434.699278126 |
| 2013 | 182108 |
| 2014 | 183473.07 |
| 2015 | 176769.309508209 |
| 2016 | 186625.09 |
| 2017 | 186636 |