年度 | 实际值 |
---|---|
1992 | 7.5 |
1993 | 7.4 |
1994 | |
1995 | 9.29 |
1996 | 9.58 |
1997 | 11.21 |
1998 | 2.79 |
1999 | 9.12 |
2000 | 21.89 |
2001 | 7.32 |
2002 | 6.71 |
2003 | 4.79 |
2004 | 4.16 |
2005 | 5.03 |
2006 | 9.26 |
2007 | 8.5 |
2008 | 7.07 |
2009 | |
2010 | 6.84 |
2011 | 5.6 |
2012 | 3.8 |
2013 | 4.5 |
2014 | 10.1 |
2015 | .43 |
2016 | 6.06 |
2017 | 2.77 |
2018 | 4.54 |