年度 | 实际值 |
---|---|
1995 | 2.9 |
1996 | 2.9 |
1997 | 11.23 |
1998 | 3.3 |
1999 | 3.3 |
2000 | 2.7 |
2001 | 2.6 |
2002 | 2.47 |
2003 | 2.2 |
2004 | 2.03 |
2005 | 1.87 |
2006 | 1.64 |
2007 | 1.62 |
2008 | 1.43 |
2009 | |
2010 | 1.36 |
2011 | 1.28 |
2012 | 1.19 |
2013 | 1.19 |
2014 | 1.16 |
2015 | 1.18 |
2016 | 1.19 |
2017 | 0.57 |
2018 | 0.59 |