| 年度 | 实际值 |
|---|---|
| 1992 | 196.92 |
| 1993 | 199.57 |
| 1994 | 201.69 |
| 1995 | 203.9 |
| 1996 | 202.5 |
| 1997 | 206.94 |
| 1998 | 208.39 |
| 1999 | 210.03 |
| 2000 | 210.26 |
| 2001 | 210.63 |
| 2002 | 211.16 |
| 2003 | 211.83 |
| 2004 | 212.2 |
| 2005 | 211.86 |
| 2006 | 221.45 |
| 2007 | 222.33 |
| 2008 | 221.59 |
| 2009 | |
| 2010 | 216.23 |
| 2011 | 217.5 |
| 2012 | 218.2 |
| 2013 | 219.3 |
| 2014 | |
| 2015 | 219.44 |
| 2016 | 220 |
| 2017 | 221 |
| 2018 | 221 |