| 年度 | 实际值 |
|---|---|
| 1992 | 24675 |
| 1993 | |
| 1994 | 20374 |
| 1995 | 23426 |
| 1996 | 21645 |
| 1997 | |
| 1998 | |
| 1999 | 24993 |
| 2000 | 31244 |
| 2001 | 30900 |
| 2002 | 45900 |
| 2003 | 60600 |
| 2004 | 54014 |
| 2005 | 67500 |
| 2006 | 81088 |
| 2007 | 109588 |
| 2008 | 125168 |
| 2009 | 147873 |
| 2010 | 192235 |
| 2011 | 259526 |
| 2012 | 246578 |
| 2013 | 283700 |
| 2014 | 346600 |
| 2015 | 394400 |