1967.0000000;-0.4234825
1968.0000000;-0.0522070
1969.0000000;-0.4429963
1970.0000000;-0.5920242
1971.0000000;-0.7394999
1972.0000000;-0.2349199
1973.0000000;-1.2644504
1974.0000000;-0.6385076
1975.0000000;-0.3285823
1976.0000000;-0.7484654
1977.0000000;0.2558734
1978.0000000;0.4466787
1979.0000000;-0.1256219
1980.0000000;0.1970385
1981.0000000;-0.0328714
1982.0000000;-0.2248805
1983.0000000;-0.2328862
1984.0000000;0.3623061
1985.0000000;-0.2393083
1986.0000000;-1.4056504
1987.0000000;-0.3375864
1988.0000000;-0.0157216
1989.0000000;-1.0934675
1990.0000000;-0.8197796
1991.0000000;-0.6279016
1992.0000000;-0.5198734
1993.0000000;-0.5762718
1994.0000000;-0.4545929
1995.0000000;0.4863896
1996.0000000;-0.0715138
1997.0000000;-0.6955158
1998.0000000;-1.5187550
1999.0000000;-0.7421798
2000.0000000;-1.1724494
2001.0000000;0.2696277
2002.0000000;-1.0005761
2003.0000000;-2.8686347