年度 | 实际值 |
---|---|
1992 | 9.4 |
1993 | 4.5 |
1994 | |
1995 | 1.97 |
1996 | 5.16 |
1997 | 6.8 |
1998 | 4 |
1999 | 6.51 |
2000 | 6.99 |
2001 | 11.3 |
2002 | 8.51 |
2003 | 6.73 |
2004 | 9.75 |
2005 | 6.37 |
2006 | 7.23 |
2007 | 5.67 |
2008 | 4.26 |
2009 | |
2010 | 5.49 |
2011 | 8.3 |
2012 | 4.9 |
2013 | 8.2 |
2014 | 20.3 |
2015 | 8.22 |
2016 | 11.54 |
2017 | 3.01 |
2018 | 7.66 |