1967.0000000;-0.4086214
1968.0000000;-0.9633913
1969.0000000;-1.4623222
1970.0000000;-1.1404675
1971.0000000;-1.8630245
1972.0000000;-0.9967635
1973.0000000;-1.6633266
1974.0000000;-1.1939152
1975.0000000;-0.5751766
1976.0000000;-1.7946918
1977.0000000;0.3856855
1978.0000000;0.4826235
1979.0000000;-0.0046286
1980.0000000;0.8179289
1981.0000000;0.3374584
1982.0000000;-0.0609306
1983.0000000;-0.1250655
1984.0000000;0.6485502
1985.0000000;0.4312547
1986.0000000;-1.7263912
1987.0000000;0.1428449
1988.0000000;0.1718468
1989.0000000;-1.5707037
1990.0000000;-1.8141832
1991.0000000;-1.5937457
1992.0000000;-1.1034067
1993.0000000;-0.6200687
1994.0000000;-1.1582023
1995.0000000;0.9226661
1996.0000000;-0.6179099
1997.0000000;-1.1396542
1998.0000000;-1.9784595
1999.0000000;-0.6243112
2000.0000000;-1.5910038
2001.0000000;0.4167355
2002.0000000;-1.6044164
2003.0000000;-3.3506887