1967.0000000;-1.0510437
1968.0000000;0.0856447
1969.0000000;-0.6654723
1970.0000000;-1.0608351
1971.0000000;-1.0601757
1972.0000000;-0.1866831
1973.0000000;-1.8546449
1974.0000000;-1.2304025
1975.0000000;-0.0122408
1976.0000000;-1.3784001
1977.0000000;0.7588984
1978.0000000;0.5574626
1979.0000000;-0.3141121
1980.0000000;0.3448336
1981.0000000;-0.1033927
1982.0000000;-0.1608485
1983.0000000;-0.3408443
1984.0000000;0.3382758
1985.0000000;-0.7249380
1986.0000000;-1.4591060
1987.0000000;-0.6053780
1988.0000000;-0.1101180
1989.0000000;-1.7482992
1990.0000000;-1.5941778
1991.0000000;-0.8159721
1992.0000000;-1.0015013
1993.0000000;-0.5953667
1994.0000000;-0.2263083
1995.0000000;0.3567302
1996.0000000;-0.4406445
1997.0000000;-0.7698750
1998.0000000;-1.7465813
1999.0000000;-0.9172387
2000.0000000;-1.2509820
2001.0000000;0.9673724
2002.0000000;-1.5891180
2003.0000000;-2.8741889