1967.0000000;-1.4241643
1968.0000000;0.6318671
1969.0000000;-0.4806606
1970.0000000;-0.7086502
1971.0000000;-1.0029413
1972.0000000;0.1693580
1973.0000000;-1.0306683
1974.0000000;-0.9201339
1975.0000000;0.0808429
1976.0000000;-1.2761869
1977.0000000;0.4152723
1978.0000000;0.1733947
1979.0000000;-0.9569567
1980.0000000;-0.3341230
1981.0000000;-0.5830467
1982.0000000;-0.7950526
1983.0000000;-0.2395825
1984.0000000;0.9118503
1985.0000000;-0.4174218
1986.0000000;-1.3768983
1987.0000000;-0.3693705
1988.0000000;-0.1604574
1989.0000000;-1.6060486
1990.0000000;-0.7236004
1991.0000000;-1.1394827
1992.0000000;-0.9361591
1993.0000000;-0.4688102
1994.0000000;-0.2229295
1995.0000000;0.4271425
1996.0000000;-0.1501010
1997.0000000;-0.1554571
1998.0000000;-1.5291774
1999.0000000;-0.4456653
2000.0000000;-0.9058157
2001.0000000;0.6259482
2002.0000000;0.0457459
2003.0000000;-2.2950177