| 年度 | 实际值 |
|---|---|
| 1992 | 54.91 |
| 1993 | 56.07 |
| 1994 | 57.6 |
| 1995 | 58.56 |
| 1996 | 60.38 |
| 1997 | 62.01 |
| 1998 | 63.46 |
| 1999 | 64.61 |
| 2000 | 668529 |
| 2001 | 675893 |
| 2002 | 95.7822 |
| 2003 | 85.0402 |
| 2004 | 86.3931 |
| 2005 | 82.8177 |
| 2006 | 82.4 |
| 2007 | 91.01 |
| 2008 | 93.12 |
| 2009 | 87.0083 |
| 2010 | 88.4814 |
| 2011 | 88.1451 |
| 2012 | 88.29 |
| 2013 | 90.27 |
| 2014 | 90.79 |
| 2015 | 102.05 |
| 2016 | 102.58 |