年度 | 实际值 |
---|---|
1995 | 3.5 |
1996 | 3.6 |
1997 | 45.3 |
1998 | 44.7 |
1999 | 45.6 |
2000 | 43.4 |
2001 | 42.07 |
2002 | 40.42 |
2003 | 30.52 |
2004 | 35.13 |
2005 | 33.55 |
2006 | 31.85 |
2007 | 29.25 |
2008 | 27.34 |
2009 | |
2010 | 26.19 |
2011 | 24.23 |
2012 | 23.13 |
2013 | 22.31 |
2014 | 22.08 |
2015 | 20.8 |
2016 | 19.42 |
2017 | |
2018 | 15.98 |