| 年度 | 实际值 |
|---|---|
| 1990 | 48507 |
| 1991 | 59091 |
| 1992 | 106742 |
| 1993 | 181974 |
| 1994 | 258395 |
| 1995 | 360562 |
| 1996 | 495488 |
| 1997 | 619113 |
| 1998 | 692299 |
| 1999 | 728270 |
| 2000 | 797284 |
| 2001 | 879013 |
| 2002 | 994298 |
| 2003 | 1163744 |
| 2004 | 1352573 |
| 2005 | 1614875 |
| 2006 | 1886741 |
| 2007 | 2296398 |
| 2008 | 2542782 |
| 2009 | 2528923 |
| 2010 | 2991056 |
| 2011 | 3340792 |
| 2012 | 3297609 |
| 2013 | 3651075 |
| 2014 | 3884521 |
| 2015 | 3909700 |
| 2016 | 4173600 |
| 2017 | 4168836 |
| 2018 | 4566244 |