年度 | 实际值 |
---|---|
1992 | 36.9 |
1993 | 37.42 |
1994 | 37.49 |
1995 | 37.7 |
1996 | |
1997 | |
1998 | |
1999 | 38.9 |
2000 | 37.9 |
2001 | 39 |
2002 | 39.5 |
2003 | 40 |
2004 | 40 |
2005 | 40 |
2006 | 40 |
2007 | 40 |
2008 | 41 |
2009 | 41 |
2010 | 41 |
2011 | 41 |
2012 | 41 |
2013 | 42 |
2014 | 42 |
2015 | 41.8 |
2016 | 41.7 |
2017 | 41 |
2018 | 41.0953 |