0.084042 9.6843% 1980 10.712241 0.093351 9.0330% 1979 11.070346 0.090331 8.8650% 1978 9.756619 0.102495 7.2813% 1977 8.972819 0.111448 6.6558% 1976 0.267378 3.740030 6.4073% 1975 8.235712 0.121422 9.8159% 1974 2.297864 0.435187 9.0909% 1973 3.367356 0.296969 6.4509% 1972 1.945589 0.513983 4.7304% 1971 5.999898 0.166670 5.7132% 1970 2.745110 0.364284 5.5272% 1969 4.974911 0.201009 5.5714% 1968 0.947226 1.055714 5.0148% 1967 2.039740 0.490259 2.5719% 1966 0.154239 6.483463 3.5485% 1965 1.346640 0.742589 2.7360%
slumping