1967.0000000;-0.6767855
1968.0000000;0.7529866
1969.0000000;-0.1378188
1970.0000000;-0.0525919
1971.0000000;-0.7406905
1972.0000000;-0.0988608
1973.0000000;-0.1639965
1974.0000000;-0.2126319
1975.0000000;-0.5744465
1976.0000000;-0.8374393
1977.0000000;0.0750330
1978.0000000;0.2923795
1979.0000000;0.2046815
1980.0000000;0.1545352
1981.0000000;0.1589541
1982.0000000;0.0218725
1983.0000000;-0.1916201
1984.0000000;1.1767840
1985.0000000;0.6525005
1986.0000000;-0.8346949
1987.0000000;-0.0935669
1988.0000000;0.1888368
1989.0000000;-1.1440312
1990.0000000;-0.6710066
1991.0000000;-1.0650809
1992.0000000;-0.9661993
1993.0000000;-0.6720613
1994.0000000;-0.3232524
1995.0000000;0.6623349
1996.0000000;0.1285986
1997.0000000;-0.5272171
1998.0000000;-1.4875550
1999.0000000;-0.5675746
2000.0000000;-0.6739656
2001.0000000;0.7594317
2002.0000000;0.1636775
2003.0000000;-1.8189118