| 年度 | 实际值 |
|---|---|
| 1992 | 612.2 |
| 1993 | 623.66 |
| 1994 | 637.02 |
| 1995 | 646.71 |
| 1996 | 656.05 |
| 1997 | 666.49 |
| 1998 | 674.14 |
| 1999 | 685 |
| 2000 | 700.69 |
| 2001 | 712.6 |
| 2002 | 720.62 |
| 2003 | 725.19 |
| 2004 | 737.67 |
| 2005 | 750.53 |
| 2006 | 760.72 |
| 2007 | 773.48 |
| 2008 | 784.14 |
| 2009 | |
| 2010 | 806.14 |
| 2011 | 814.6 |
| 2012 | 822.3 |
| 2013 | 832.3 |
| 2014 | |
| 2015 | 854.19 |
| 2016 | 870 |
| 2017 | 898 |
| 2018 | 928 |