| 年度 | 实际值 |
|---|---|
| 1992 | 137.84 |
| 1993 | 138.55 |
| 1994 | 139.7 |
| 1995 | 142.17 |
| 1996 | 56.93 |
| 1997 | 58.28 |
| 1998 | 59.88 |
| 1999 | 61.06 |
| 2000 | 63 |
| 2001 | 63.93 |
| 2002 | 64.97 |
| 2003 | 66.33 |
| 2004 | 152.03 |
| 2005 | 152 |
| 2006 | 152.64 |
| 2007 | 158.65 |
| 2008 | 161.86 |
| 2009 | |
| 2010 | 162.55 |
| 2011 | 164.9 |
| 2012 | 166.8 |
| 2013 | 167.8 |
| 2014 | 169.3 |
| 2015 | 242.05 |
| 2016 | 243 |
| 2017 | 244 |
| 2018 | 244 |