年度 | 实际值 |
---|---|
1995 | 5.7 |
1996 | 5.6 |
1997 | 31.46 |
1998 | 2.8 |
1999 | 2.2 |
2000 | 2.7 |
2001 | 2.03 |
2002 | 1.47 |
2003 | 1.62 |
2004 | 2.55 |
2005 | 3.75 |
2006 | 2.75 |
2007 | 3.01 |
2008 | 3.2 |
2009 | |
2010 | 2.29 |
2011 | 4.61 |
2012 | 4.75 |
2013 | 4.36 |
2014 | 4.65 |
2015 | 4.85 |
2016 | 4.58 |
2017 | 4.37 |
2018 | 4.05 |