| 年度 | 实际值 |
|---|---|
| 1992 | 28923 |
| 1993 | 35307 |
| 1994 | 15841 |
| 1995 | 19838 |
| 1996 | 23126 |
| 1997 | 34334 |
| 1998 | 34386 |
| 1999 | 39337 |
| 2000 | |
| 2001 | |
| 2002 | |
| 2003 | 184513 |
| 2004 | 232907 |
| 2005 | 315676 |
| 2006 | 377435 |
| 2007 | 512502 |
| 2008 | 653807 |
| 2009 | |
| 2010 | 952553 |
| 2011 | 1186131 |
| 2012 | 1371262 |
| 2013 | 1540695 |
| 2014 | 1656362 |
| 2015 | 1728331 |
| 2016 | 1868141 |
| 2017 | 2125526 |
| 2018 | 2439183 |