| 年度 | 实际值 |
|---|---|
| 1995 | 4550 |
| 1996 | 5807 |
| 1997 | 7800 |
| 1998 | 10939 |
| 1999 | 15908 |
| 2000 | 13976 |
| 2001 | 26504 |
| 2002 | 29565 |
| 2003 | 42279 |
| 2004 | 56112 |
| 2005 | 57403 |
| 2006 | 45774 |
| 2007 | 38212 |
| 2008 | 97462 |
| 2009 | |
| 2010 | 204479 |
| 2011 | 331658 |
| 2012 | 352348 |
| 2013 | 393533 |
| 2014 | 409019 |
| 2015 | 484885 |
| 2016 | 496344 |
| 2017 | 509527 |
| 2018 | 558940 |