年度 | 实际值 |
---|---|
1992 | 23.7 |
1993 | |
1994 | |
1995 | 25.3 |
1996 | |
1997 | |
1998 | |
1999 | 26.3 |
2000 | 26.6 |
2001 | 27 |
2002 | 26.8161 |
2003 | 27.2174 |
2004 | 28.185 |
2005 | 29.1366 |
2006 | 28.4929 |
2007 | 29.1613 |
2008 | 29.3041 |
2009 | 30.8899 |
2010 | 31.342 |
2011 | 33 |
2012 | 32 |
2013 | |
2014 | 38.87 |
2015 | 40.7503 |