年度 | 实际值 |
---|---|
1995 | 11.3 |
1996 | 10.8 |
1997 | 3.03 |
1998 | 10.4 |
1999 | 9.3 |
2000 | 8.3 |
2001 | 7.97 |
2002 | 8.31 |
2003 | 6.97 |
2004 | 5.59 |
2005 | 5.42 |
2006 | 5.16 |
2007 | 8.63 |
2008 | 6.53 |
2009 | |
2010 | 6.94 |
2011 | 6.32 |
2012 | 6.54 |
2013 | 6.6 |
2014 | 6.24 |
2015 | 6.5 |
2016 | 6.46 |
2017 | 5.38 |
2018 | 5.16 |