1967.0000000;-0.4174490
1968.0000000;-0.6389406
1969.0000000;-0.9559230
1970.0000000;-0.6896532
1971.0000000;-1.6982470
1972.0000000;-0.6669198
1973.0000000;-1.2273082
1974.0000000;-0.9895054
1975.0000000;-0.4198330
1976.0000000;-1.5824481
1977.0000000;0.3222225
1978.0000000;0.7581779
1979.0000000;-0.0813149
1980.0000000;0.6868382
1981.0000000;0.3656437
1982.0000000;0.0131797
1983.0000000;-0.0816324
1984.0000000;0.5622390
1985.0000000;-0.3648415
1986.0000000;-1.7851706
1987.0000000;0.2075714
1988.0000000;0.0090576
1989.0000000;-1.8466012
1990.0000000;-1.7707533
1991.0000000;-0.8660014
1992.0000000;-1.1019340
1993.0000000;-0.6486800
1994.0000000;-0.5478610
1995.0000000;0.9850623
1996.0000000;-0.1814018
1997.0000000;-0.7757081
1998.0000000;-1.5544052
1999.0000000;-0.8762339
2000.0000000;-0.9044265
2001.0000000;0.1858256
2002.0000000;-1.6629889
2003.0000000;-3.5744748