年度 | 实际值 |
---|---|
1992 | 7.1 |
1993 | 6.9 |
1994 | |
1995 | 6.43 |
1996 | 5.45 |
1997 | 5.07 |
1998 | 6.29 |
1999 | 4.64 |
2000 | 6.38 |
2001 | 5.72 |
2002 | 6.01 |
2003 | 5.91 |
2004 | 7.27 |
2005 | 3.58 |
2006 | 8.47 |
2007 | 9.38 |
2008 | 8.36 |
2009 | |
2010 | 5.97 |
2011 | 7.3 |
2012 | 6.8 |
2013 | 6.7 |
2014 | 25.7 |
2015 | 7.74 |
2016 | 8.27 |
2017 | 3.42 |
2018 | 7.5 |