日期/时间 |
数值 |
1991 |
-1.24556701859204 |
1992 |
-9.79838380875783 |
1993 |
-7.80376996116749 |
1994 |
-11.9191757776108 |
1995 |
-10.0546722633728 |
1996 |
3.32196181849669 |
1997 |
11.5842517882618 |
1998 |
8.87623462594405 |
1999 |
4.04540062747951 |
2000 |
6.21840789162115 |
2001 |
5.28843058138429 |
2002 |
5.74455573355377 |
2003 |
8.13145266231076 |
2004 |
12.1435744752107 |
2005 |
10.0166985916573 |
2006 |
10.5676472705493 |
2007 |
8.5856211068219 |
2008 |
10.5612969473956 |
2009 |
-0.21397550882476 |
2010 |
7.68383756011765 |
2011 |
5.12477549809063 |
2012 |
1.71833102026962 |
2013 |
-0.327822739612486 |
2014 |
2.1717730613418 |
2015 |
-5.27926240073549 |
2016 |
-2.70269227706312 |
2017 |
3.49482728148276 |
2018 |
3.48478934770739 |
2019 |
2.29887114865699 |
2020 |
-1.96780367204943 |
|