年度 | 实际值 |
---|---|
1999 | 44.7 |
2000 | 39.1 |
2001 | 40.16 |
2002 | 40.78 |
2003 | 41.8 |
2004 | 44.42 |
2005 | 50.48 |
2006 | 51.81 |
2007 | 54.31 |
2008 | 54.61 |
2009 | |
2010 | 57.3 |
2011 | 62.42 |
2012 | 60.3 |
2013 | 56.23 |
2014 | 54.2 |
2015 | 51.29 |
2016 | 41.93 |
2017 | 32.6 |
2018 | 32.83 |