年度 | 实际值 |
---|---|
1992 | 8.3 |
1993 | 8.8 |
1994 | |
1995 | 9.78 |
1996 | 10.72 |
1997 | 7.05 |
1998 | 5.59 |
1999 | 5.54 |
2000 | 6.7 |
2001 | 5.32 |
2002 | 5.19 |
2003 | 4.75 |
2004 | 4.71 |
2005 | 4.73 |
2006 | 4.73 |
2007 | 4.97 |
2008 | 4.96 |
2009 | 4.97 |
2010 | 4.91 |
2011 | 4.93 |
2012 | 4.94 |
2013 | 4.96 |
2014 | 4.97 |
2015 | 5.08 |
2016 | 7.75 |
2017 | 1.65 |
2018 | 4.78 |