1956.0;-0.06544878
1957.0;-0.04266869
1958.0;-0.07548176
1959.0;-0.077643104
1960.0;-0.025339264
1961.0;-0.047134556
1964.0;-0.013583566
1965.0;-0.08778046
1966.0;-0.052070834
1967.0;-0.040295012
1968.0;-0.09545658
1969.0;-0.042804245
1970.0;-0.05222442
1971.0;-0.016287196
1972.0;-0.030752579
1973.0;-0.0050227726
1974.0;-0.026241062
1975.0;-0.03211761
1976.0;-0.043718915
1977.0;-0.041870065
1978.0;-0.021762772
1979.0;-0.055133868
1980.0;-0.031262126
1983.0;-0.0043542506
1984.0;-0.016098773
1985.0;0.0018492822
1986.0;-0.0051775696
1987.0;-0.036637016
1988.0;-0.036411405
1989.0;-0.044043515
1990.0;-0.05167727
1991.0;-0.010422493
1992.0;-0.010961852
1993.0;-0.022424607
1994.0;0.007570577
1995.0;-0.024646057
1996.0;-0.020499917
1997.0;-0.006724237
1998.0;0.01912656
1999.0;-0.028291596
2000.0;-0.028406117
2001.0;0.02650671
2002.0;-0.009026355
2003.0;0.033375315
2004.0;-0.0076911342
2005.0;0.011611386
2006.0;0.022033291
2007.0;0.035512883
2008.0;0.03183167
2009.0;-0.024417788
2010.0;0.05014309
2011.0;0.0278364
2012.0;0.06255001
2013.0;0.03253576
2014.0;0.06935968
2015.0;0.08284082
2016.0;0.066302754
2017.0;0.039143045
2018.0;0.0484323
2019.0;0.07024529
2020.0;0.059153035
