| 年度 | 实际值 |
|---|---|
| 1992 | 139.51 |
| 1993 | 142.22 |
| 1994 | 146.54 |
| 1995 | 151.08 |
| 1996 | 154.48 |
| 1997 | 157.01 |
| 1998 | 162.11 |
| 1999 | 166.2 |
| 2000 | 170.3 |
| 2001 | 174.68 |
| 2002 | 180.99 |
| 2003 | 196.37 |
| 2004 | 203.73 |
| 2005 | 215.52 |
| 2006 | 221.32 |
| 2007 | 224.25 |
| 2008 | 223.09 |
| 2009 | |
| 2010 | 222.5 |
| 2011 | 220.7 |
| 2012 | 225.2 |
| 2013 | 226.4 |
| 2014 | 230.1 |
| 2015 | 300.51 |
| 2016 | 302 |
| 2017 | 305 |
| 2018 | 311 |