| 年度 | 实际值 |
|---|---|
| 1992 | 771 |
| 1993 | 648 |
| 1994 | 651 |
| 1995 | 658 |
| 1996 | 663 |
| 1997 | 670 |
| 1998 | 676 |
| 1999 | 681 |
| 2000 | 695 |
| 2001 | 700 |
| 2002 | 705 |
| 2003 | 710.57 |
| 2004 | 715.76 |
| 2005 | 722.46 |
| 2006 | 732.98 |
| 2007 | 743.13 |
| 2008 | 769.42 |
| 2009 | |
| 2010 | 798.79 |
| 2011 | 812.43 |
| 2012 | 823.09 |
| 2013 | 823.89 |
| 2014 | 853.28 |
| 2015 | 870.29 |