1967.0000000;-0.9994132
1968.0000000;0.4831021
1969.0000000;0.1190561
1970.0000000;-0.3801090
1971.0000000;0.1867439
1972.0000000;0.1950203
1973.0000000;-0.7180954
1974.0000000;-0.6104301
1975.0000000;0.0533763
1976.0000000;-0.4836417
1977.0000000;0.9341555
1978.0000000;0.5603893
1979.0000000;0.2288933
1980.0000000;-0.0809753
1981.0000000;-0.3492932
1982.0000000;-0.2709747
1983.0000000;-0.0953116
1984.0000000;0.1160846
1985.0000000;-0.5936005
1986.0000000;-1.2921677
1987.0000000;-0.2995422
1988.0000000;-0.2479972
1989.0000000;-1.6725502
1990.0000000;-0.3228732
1991.0000000;-0.6332638
1992.0000000;-0.5109980
1993.0000000;-0.4818713
1994.0000000;-0.3178149
1995.0000000;0.2432788
1996.0000000;0.2790201
1997.0000000;0.0410112
1998.0000000;-1.2435563
1999.0000000;-0.6035941
2000.0000000;-0.9819926
2001.0000000;1.0208514
2002.0000000;-0.2477612
2003.0000000;-1.3942704