年度 | 实际值 |
---|---|
1992 | 4.1 |
1993 | 2.2 |
1994 | |
1995 | 6.12 |
1996 | 6.46 |
1997 | 7.27 |
1998 | 5.6 |
1999 | 5.88 |
2000 | 5.97 |
2001 | 5.74 |
2002 | 4.68 |
2003 | 3.26 |
2004 | 5.81 |
2005 | 5.8 |
2006 | 5.12 |
2007 | 4.75 |
2008 | 4.35 |
2009 | |
2010 | 4.99 |
2011 | 3.1 |
2012 | 4.4 |
2013 | 5.4 |
2014 | 7.7 |
2015 | 7.15 |
2016 | 10.71 |
2017 | 6.86 |
2018 | 10.11 |