| 年度 | 实际值 |
|---|---|
| 1995 | 5179 |
| 1996 | 6603 |
| 1997 | 12122 |
| 1998 | 18694 |
| 1999 | 19144 |
| 2000 | 28481 |
| 2001 | 22837 |
| 2002 | 14703 |
| 2003 | 25893 |
| 2004 | 32150 |
| 2005 | 35524 |
| 2006 | 45844 |
| 2007 | 52500 |
| 2008 | 67000 |
| 2009 | |
| 2010 | 187072 |
| 2011 | 199354 |
| 2012 | 220317 |
| 2013 | 219813 |
| 2014 | 302585 |
| 2015 | 258643 |
| 2016 | 412324 |
| 2017 | 232785 |
| 2018 | 278088 |