| 年度 | 实际值 |
|---|---|
| 1992 | 44535 |
| 1993 | 64846 |
| 1994 | 21216 |
| 1995 | 44696 |
| 1996 | 44629 |
| 1997 | 55090 |
| 1998 | 68334 |
| 1999 | 81013 |
| 2000 | |
| 2001 | |
| 2002 | |
| 2003 | 371697 |
| 2004 | 426409 |
| 2005 | 575452 |
| 2006 | 701079 |
| 2007 | 802170 |
| 2008 | 936665 |
| 2009 | |
| 2010 | 1182707 |
| 2011 | 1364398 |
| 2012 | 1583994 |
| 2013 | 1952242 |
| 2014 | 2207924 |
| 2015 | 2497470 |
| 2016 | 2604969 |
| 2017 | 2730775 |
| 2018 | 2844414 |