| 年度 | 实际值 |
|---|---|
| 1992 | 1123 |
| 1993 | 1133 |
| 1994 | 630 |
| 1995 | 635 |
| 1996 | 639 |
| 1997 | 642 |
| 1998 | 644 |
| 1999 | 647 |
| 2000 | 651 |
| 2001 | 706 |
| 2002 | 656 |
| 2003 | 661.5 |
| 2004 | 668.11 |
| 2005 | 670.9 |
| 2006 | 674.37 |
| 2007 | 677.67 |
| 2008 | 680.36 |
| 2009 | |
| 2010 | 685.94 |
| 2011 | 723.99 |
| 2012 | 728.69 |
| 2013 | 732.25 |
| 2014 | 735.98 |
| 2015 | 734.74 |