| 年度 | 实际值 |
|---|---|
| 1992 | 826.74 |
| 1993 | 833.94 |
| 1994 | 843.21 |
| 1995 | 851.15 |
| 1996 | 859.43 |
| 1997 | 867.16 |
| 1998 | 875.78 |
| 1999 | 877.53 |
| 2000 | 896.45 |
| 2001 | 901.86 |
| 2002 | 904.44 |
| 2003 | 908.66 |
| 2004 | 916.85 |
| 2005 | 925.31 |
| 2006 | 934.73 |
| 2007 | 940.9468 |
| 2008 | 946.86 |
| 2009 | 957.6104 |
| 2010 | 972.8908 |
| 2011 | 976.6634 |
| 2012 | 990.5256 |
| 2013 | 1006.85 |
| 2014 | 1023.52 |
| 2015 | 1028.7 |
| 2016 | 1041 |
| 2017 | 1039 |
| 2018 | 1045 |