年度 | 实际值 |
---|---|
1992 | 11.6 |
1993 | 8 |
1994 | |
1995 | 8.39 |
1996 | 7.82 |
1997 | |
1998 | |
1999 | 4.69 |
2000 | 6.12 |
2001 | 4.96 |
2002 | 4.25 |
2003 | 4.5 |
2004 | 6.69 |
2005 | 8 |
2006 | 9.42 |
2007 | 9.49 |
2008 | 9.22 |
2009 | |
2010 | -.69 |
2011 | 7.4 |
2012 | 4.6 |
2013 | 9.6 |
2014 | 11.1 |
2015 | 10.32 |
2016 | 13.46 |
2017 | 4.24 |
2018 | 4.07 |