年度 | 实际值 |
---|---|
1992 | 40 |
1993 | |
1994 | |
1995 | 40.7 |
1996 | |
1997 | |
1998 | |
1999 | 42.5 |
2000 | 42.9 |
2001 | 43 |
2002 | 43.5 |
2003 | 44 |
2004 | 44 |
2005 | 44 |
2006 | |
2007 | 47 |
2008 | 45 |
2009 | 45 |
2010 | 47 |
2011 | 46.5 |
2012 | 46.62 |
2013 | 46.69 |
2014 | 46.96 |
2015 | 48.1 |
2016 | 49 |
2017 | 49 |