年度 | 实际值 |
---|---|
1992 | 7.6 |
1993 | 4 |
1994 | |
1995 | 6.08 |
1996 | 5.64 |
1997 | 5.9 |
1998 | 4.46 |
1999 | 5.36 |
2000 | 5.15 |
2001 | 4.79 |
2002 | 4.32 |
2003 | 4.32 |
2004 | 4.66 |
2005 | 4.46 |
2006 | 4.45 |
2007 | 4.51 |
2008 | 4.56 |
2009 | |
2010 | 7.36 |
2011 | 3.1 |
2012 | 3.5 |
2013 | 4.3 |
2014 | 7.5 |
2015 | 7.08 |
2016 | 12.92 |
2017 | 11.11 |
2018 | 13.32 |