1967.0000000;-1.4993498
1968.0000000;0.5271899
1969.0000000;-0.4152513
1970.0000000;-0.8238649
1971.0000000;-0.9410290
1972.0000000;0.2326828
1973.0000000;-1.1807553
1974.0000000;-0.9456135
1975.0000000;0.1736468
1976.0000000;-1.1553588
1977.0000000;0.4366227
1978.0000000;0.2150189
1979.0000000;-0.8228236
1980.0000000;-0.2807174
1981.0000000;-0.4748846
1982.0000000;-0.8719283
1983.0000000;-0.3218328
1984.0000000;0.7435066
1985.0000000;-0.5602996
1986.0000000;-1.3642186
1987.0000000;-0.4483979
1988.0000000;-0.1604831
1989.0000000;-1.5860481
1990.0000000;-0.7151024
1991.0000000;-1.1172731
1992.0000000;-0.8459405
1993.0000000;-0.4356995
1994.0000000;-0.3488430
1995.0000000;0.4265581
1996.0000000;-0.1252252
1997.0000000;-0.3061314
1998.0000000;-1.5317403
1999.0000000;-0.4439008
2000.0000000;-0.9616362
2001.0000000;0.8173144
2002.0000000;0.0763925
2003.0000000;-2.3825469