| 年度 | 实际值 |
|---|---|
| 1992 | 58606 |
| 1993 | |
| 1994 | |
| 1995 | 40695 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 12330 |
| 2000 | 71500 |
| 2001 | 12074 |
| 2002 | 12074 |
| 2003 | 50315 |
| 2004 | 74088 |
| 2005 | 60323 |
| 2006 | 74690 |
| 2007 | 69127 |
| 2008 | 64076 |
| 2009 | 57027.3 |
| 2010 | 70577 |
| 2011 | 69969.4 |
| 2012 | 72908.1 |
| 2013 | 75242 |
| 2014 | 79971 |
| 2015 | 73733.3 |
| 2016 | 81330 |