| 年度 | 实际值 |
|---|---|
| 1995 | 29700 |
| 1996 | 18772 |
| 1997 | 17626 |
| 1998 | 21986 |
| 1999 | 28588 |
| 2000 | 36690 |
| 2001 | 58853 |
| 2002 | 56283 |
| 2003 | 85544 |
| 2004 | 134670 |
| 2005 | 214669 |
| 2006 | 260518 |
| 2007 | 496138 |
| 2008 | 630773 |
| 2009 | 633311 |
| 2010 | 879135 |
| 2011 | 1528347 |
| 2012 | 1985912 |
| 2013 | 2833200 |
| 2014 | 3468700 |
| 2015 | 4159400 |
| 2016 | 3533100 |
| 2017 | 3888181 |
| 2018 | 3582171 |