| 年度 | 实际值 |
|---|---|
| 1992 | 7567 |
| 1993 | |
| 1994 | |
| 1995 | 15199 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 40214 |
| 2000 | 45172 |
| 2001 | 49698 |
| 2002 | 56272 |
| 2003 | 68711 |
| 2004 | 69904 |
| 2005 | 86662 |
| 2006 | 115790 |
| 2007 | 153500 |
| 2008 | 186195 |
| 2009 | 239400 |
| 2010 | 286258 |
| 2011 | 286258 |
| 2012 | 390400 |
| 2013 | 439340 |
| 2014 | 460475 |
| 2015 | 527655 |
| 2016 | 555833 |
| 2017 | 580042 |
| 2018 | 1979348 |