4% Est. 1989 18.806891 0.053172 3.8744% 1988 14.792806 0.067600 3.3218% 1987 16.082679 0.062179 3.1640% 1986 16.985895 0.058872 2.6144% 1985 3.734029 0.267807 2.9715% 1984 4.873310 0.205199 3.6576% 1983 14.843270 0.067371 3.8998% 1982 3.436452 0.290998 6.3831% 1981 6.619686 0.151065 9.6843% 1980 1.587052 0.630099 9.0330% 1979 1.088650 0.918569 8.8650% 1978 0.470977 2.123244 7.2813% 1977 5.176934 0.193165 6.6558% 1976 0.607314 1.646595 6.4073% 1975 1.919099 0.521078 9.8159% 1974 3.576095
correlative