年度 | 实际值 |
---|---|
1992 | 12.9 |
1993 | 11.2 |
1994 | |
1995 | 10.61 |
1996 | 4.2 |
1997 | 6.77 |
1998 | 3.97 |
1999 | 3.33 |
2000 | 2.48 |
2001 | 3.85 |
2002 | 3.89 |
2003 | 3.95 |
2004 | 4.94 |
2005 | 4.16 |
2006 | 6.81 |
2007 | 5.98 |
2008 | 5.04 |
2009 | |
2010 | 6.6 |
2011 | 4.3 |
2012 | 6.3 |
2013 | 7.3 |
2014 | 7.7 |
2015 | 8.75 |
2016 | 7.91 |
2017 | 1.75 |
2018 | 6.87 |