1967.0000000;-1.3357471
1968.0000000;0.4966765
1969.0000000;-0.3181574
1970.0000000;-0.6387394
1971.0000000;-0.9461462
1972.0000000;0.1881486
1973.0000000;-1.0259212
1974.0000000;-0.8484018
1975.0000000;0.0185129
1976.0000000;-1.1212201
1977.0000000;0.5089843
1978.0000000;0.3184853
1979.0000000;-0.7159581
1980.0000000;-0.2017047
1981.0000000;-0.3822716
1982.0000000;-0.6685998
1983.0000000;-0.3188321
1984.0000000;0.5960847
1985.0000000;-0.5749682
1986.0000000;-1.2699424
1987.0000000;-0.3498127
1988.0000000;-0.2135900
1989.0000000;-1.5730979
1990.0000000;-0.6875046
1991.0000000;-1.0795889
1992.0000000;-0.8456922
1993.0000000;-0.4515286
1994.0000000;-0.3247688
1995.0000000;0.2777912
1996.0000000;-0.1584567
1997.0000000;-0.2736389
1998.0000000;-1.4940256
1999.0000000;-0.5621537
2000.0000000;-0.9145827
2001.0000000;0.7191331
2002.0000000;0.0128620
2003.0000000;-2.2971106