| 年度 | 实际值 |
|---|---|
| 1992 | 103.56 |
| 1993 | 430.94 |
| 1994 | 432.8 |
| 1995 | 434.47 |
| 1996 | 439.16 |
| 1997 | 440.09 |
| 1998 | 442.31 |
| 1999 | 443.69 |
| 2000 | 449.79 |
| 2001 | 448.94 |
| 2002 | 450.54 |
| 2003 | 450.41 |
| 2004 | 449.82 |
| 2005 | 450.29 |
| 2006 | 453.61 |
| 2007 | 457.18 |
| 2008 | 459.67 |
| 2009 | |
| 2010 | 465.97 |
| 2011 | 467.4 |
| 2012 | 468.4 |
| 2013 | 466.9 |
| 2014 | |
| 2015 | 469.01 |
| 2016 | 470 |
| 2017 | 465 |
| 2018 | 465 |