| 年度 | 实际值 |
|---|---|
| 1992 | 20620 |
| 1993 | 26557 |
| 1994 | 16113 |
| 1995 | 21963 |
| 1996 | 22353 |
| 1997 | 26988 |
| 1998 | 31771 |
| 1999 | 36229 |
| 2000 | |
| 2001 | |
| 2002 | |
| 2003 | 126921 |
| 2004 | 138494 |
| 2005 | 176736 |
| 2006 | 228630 |
| 2007 | 320246 |
| 2008 | 428333 |
| 2009 | |
| 2010 | 721316 |
| 2011 | 844129 |
| 2012 | 1128420 |
| 2013 | 1177355 |
| 2014 | 1149439 |
| 2015 | 1308566 |
| 2016 | 1607503 |
| 2017 | 1601737 |
| 2018 | 1622584 |