| 年度 | 实际值 |
|---|---|
| 1992 | 510.05 |
| 1993 | 514.74 |
| 1994 | 518.28 |
| 1995 | 521.72 |
| 1996 | 525.43 |
| 1997 | 529.82 |
| 1998 | 532.31 |
| 1999 | 537.44 |
| 2000 | 544.89 |
| 2001 | 553.04 |
| 2002 | 563.28 |
| 2003 | 572.23 |
| 2004 | 583.6 |
| 2005 | 595.8 |
| 2006 | 607.23 |
| 2007 | 617.1667 |
| 2008 | 624.46 |
| 2009 | 629.77 |
| 2010 | 632.42 |
| 2011 | 636.3641 |
| 2012 | 638.4792 |
| 2013 | 643.09 |
| 2014 | 648.72 |
| 2015 | 653.4 |
| 2016 | 663 |
| 2017 | 681 |
| 2018 | 697 |