年度 | 实际值 |
---|---|
1992 | 8.3 |
1993 | 10.1 |
1994 | |
1995 | 8.12 |
1996 | 6.9 |
1997 | 5.61 |
1998 | 4.95 |
1999 | 3.52 |
2000 | 6.27 |
2001 | 3.97 |
2002 | 4.53 |
2003 | 4.2 |
2004 | 6.03 |
2005 | 4.78 |
2006 | 6.32 |
2007 | 8.09 |
2008 | 3.52 |
2009 | |
2010 | 3.32 |
2011 | 7.8 |
2012 | 5.9 |
2013 | 9.4 |
2014 | 2.2 |
2015 | 4.9 |
2016 | 6.1 |
2017 | 2.61 |
2018 | 3.83 |