1967.0000000;-1.0937215
1968.0000000;0.0746901
1969.0000000;-0.6181419
1970.0000000;-1.1117933
1971.0000000;-1.0282669
1972.0000000;-0.2320576
1973.0000000;-1.9032204
1974.0000000;-1.2218032
1975.0000000;0.0075585
1976.0000000;-1.3016975
1977.0000000;0.6495676
1978.0000000;0.5510660
1979.0000000;-0.3290975
1980.0000000;0.3443683
1981.0000000;-0.0804792
1982.0000000;-0.1551680
1983.0000000;-0.3997983
1984.0000000;0.3224983
1985.0000000;-0.7649306
1986.0000000;-1.4742584
1987.0000000;-0.5706561
1988.0000000;-0.0859631
1989.0000000;-1.7034686
1990.0000000;-1.6292305
1991.0000000;-0.8458986
1992.0000000;-0.9522411
1993.0000000;-0.5996202
1994.0000000;-0.2864385
1995.0000000;0.3536118
1996.0000000;-0.5323635
1997.0000000;-0.9643384
1998.0000000;-1.7792463
1999.0000000;-1.0417153
2000.0000000;-1.3138145
2001.0000000;0.9065830
2002.0000000;-1.5377010
2003.0000000;-2.9407644