年度 | 实际值 |
---|---|
1995 | 53 |
1996 | 54.7 |
1997 | 55.46 |
1998 | 55.9 |
1999 | 56.7 |
2000 | 58.1 |
2001 | 58.69 |
2002 | 57.33 |
2003 | 58.1 |
2004 | 58.44 |
2005 | 52.58 |
2006 | 53.46 |
2007 | 53.86 |
2008 | 52.79 |
2009 | |
2010 | 51.69 |
2011 | 50.49 |
2012 | 48.76 |
2013 | 48.06 |
2014 | 46.61 |
2015 | 44.11 |
2016 | 43.5 |
2017 | |
2018 | 44.77 |