| 年度 | 实际值 |
|---|---|
| 1992 | 290.01 |
| 1993 | 827.31 |
| 1994 | 835.65 |
| 1995 | 846.27 |
| 1996 | 854.58 |
| 1997 | 860.19 |
| 1998 | 867.27 |
| 1999 | 875.4 |
| 2000 | 889.8 |
| 2001 | 895.94 |
| 2002 | 903.99 |
| 2003 | 910.51 |
| 2004 | 917.55 |
| 2005 | 927.3 |
| 2006 | 939.5 |
| 2007 | 955.05 |
| 2008 | 966.48 |
| 2009 | |
| 2010 | 989.16 |
| 2011 | 997.3 |
| 2012 | 1005.3 |
| 2013 | 1003.2 |
| 2014 | |
| 2015 | 1028.84 |
| 2016 | 1038 |
| 2017 | 973 |
| 2018 | 982 |