年度 | 实际值 |
---|---|
1998 | 7.11 |
1999 | 6.38 |
2000 | 8.41 |
2001 | 3.27 |
2002 | 3.32 |
2003 | 2.91 |
2004 | 4.31 |
2005 | 2.17 |
2006 | 1.36 |
2007 | 3.71 |
2008 | 4.97 |
2009 | |
2010 | 3.59 |
2011 | 5.5 |
2012 | 3.2 |
2013 | 6.3 |
2014 | 5.3 |
2015 | 3.23 |
2016 | 4.73 |
2017 | 2.15 |
2018 | -0.03 |