| 年度 | 实际值 |
|---|---|
| 1992 | 1932 |
| 1993 | 1960 |
| 1994 | 1982 |
| 1995 | 866 |
| 1996 | 880 |
| 1997 | 895 |
| 1998 | 907 |
| 1999 | 920 |
| 2000 | 813 |
| 2001 | 832 |
| 2002 | 844 |
| 2003 | 860.42 |
| 2004 | 873.44 |
| 2005 | 935.94 |
| 2006 | 973.4 |
| 2007 | 747.82 |
| 2008 | 689.54 |
| 2009 | |
| 2010 | 756.57 |
| 2011 | 761.75 |
| 2012 | 757.95 |
| 2013 | 759.7 |
| 2014 | 763.96 |
| 2015 | 910.42 |