| 年度 | 实际值 |
|---|---|
| 1995 | 29489 |
| 1996 | 23296 |
| 1997 | 18731 |
| 1998 | 26436 |
| 1999 | 30214 |
| 2000 | 28000 |
| 2001 | 47933 |
| 2002 | 66721 |
| 2003 | 40682 |
| 2004 | 54084 |
| 2005 | 77186 |
| 2006 | 121069 |
| 2007 | 214757 |
| 2008 | 244921 |
| 2009 | |
| 2010 | 394013 |
| 2011 | 915735 |
| 2012 | 1009715 |
| 2013 | 1164266 |
| 2014 | 866738 |
| 2015 | 515043 |
| 2016 | 309987 |
| 2017 | 400837 |
| 2018 | 528661 |