| 年度 | 实际值 |
|---|---|
| 1992 | 19882 |
| 1993 | 24539 |
| 1994 | 19365 |
| 1995 | 23072 |
| 1996 | 29951 |
| 1997 | 34828 |
| 1998 | 41577 |
| 1999 | 52150 |
| 2000 | |
| 2001 | |
| 2002 | |
| 2003 | 236441 |
| 2004 | 264138 |
| 2005 | 338519 |
| 2006 | 401744 |
| 2007 | 576626 |
| 2008 | 670607 |
| 2009 | |
| 2010 | 860663 |
| 2011 | 1126402 |
| 2012 | 1432445 |
| 2013 | 1723376 |
| 2014 | 1871258 |
| 2015 | 2340929 |
| 2016 | 2530205 |
| 2017 | 2538189 |
| 2018 | 2630041 |