年度 | 实际值 |
---|---|
1992 | 11.9 |
1993 | |
1994 | |
1995 | 12.4 |
1996 | |
1997 | |
1998 | |
1999 | 13.1 |
2000 | 13.1 |
2001 | 14 |
2002 | 13.6109 |
2003 | 14.0475 |
2004 | 14.5446 |
2005 | 14.7405 |
2006 | 14.9272 |
2007 | 15.0723 |
2008 | 15.279 |
2009 | 15.6197 |
2010 | 16.3456 |
2011 | 17 |
2012 | 18 |
2013 | |
2014 | 11.82 |
2015 | 21.468 |