| 年度 | 实际值 |
|---|---|
| 1992 | 5104 |
| 1993 | 5659 |
| 1994 | 7022 |
| 1995 | 7789 |
| 1996 | 7861 |
| 1997 | 8252 |
| 1998 | 5388 |
| 1999 | 5975 |
| 2000 | |
| 2001 | |
| 2002 | |
| 2003 | 23736 |
| 2004 | 27069 |
| 2005 | 32099 |
| 2006 | 37207 |
| 2007 | 54901 |
| 2008 | 65219 |
| 2009 | |
| 2010 | 93152 |
| 2011 | 162643 |
| 2012 | 208835 |
| 2013 | 239231 |
| 2014 | 234927 |
| 2015 | 266272 |
| 2016 | 291243 |
| 2017 | 328694 |
| 2018 | 383618 |