年度 | 实际值 |
---|---|
1992 | 5.1 |
1993 | 5.4 |
1994 | |
1995 | 5.1 |
1996 | 6.01 |
1997 | 4.86 |
1998 | 6.4 |
1999 | 4.19 |
2000 | 5.41 |
2001 | 3.79 |
2002 | 3.69 |
2003 | 3.7 |
2004 | 7.34 |
2005 | 5.76 |
2006 | 5.1 |
2007 | 3.09 |
2008 | 3.18 |
2009 | |
2010 | 3.62 |
2011 | 3 |
2012 | 1.7 |
2013 | 4.9 |
2014 | 4 |
2015 | 5.78 |
2016 | 5.61 |
2017 | 7.31 |
2018 | 5.67 |