| 年度 | 实际值 |
|---|---|
| 1992 | 23499 |
| 1993 | |
| 1994 | |
| 1995 | 86869 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 171417 |
| 2000 | 156074 |
| 2001 | 174951 |
| 2002 | 184974 |
| 2003 | 195867 |
| 2004 | 183529 |
| 2005 | 182696 |
| 2006 | 180996 |
| 2007 | 158698 |
| 2008 | 112442 |
| 2009 | 155550 |
| 2010 | 208851 |
| 2011 | 219135 |
| 2012 | 225159 |
| 2013 | 231596 |
| 2014 | 246190 |
| 2015 | 251113 |
| 2016 | 353725 |
| 2017 | 434552 |