年度 | 实际值 |
---|---|
2000 | 18.2584 |
2001 | 18.2585 |
2002 | 18.1687 |
2003 | 18.1243 |
2004 | 18.3639 |
2005 | 17.49 |
2006 | 17.4842 |
2007 | 17.5 |
2008 | 17.533 |
2009 | 18.3019 |
2010 | 18.2262 |
2011 | 18.2097 |
2012 | 18.1417 |
2013 | 18.2866 |
2014 | 17.2 |
2015 | 17.2525 |
2016 | 18 |
2017 | 18 |