YEAR CORRS RBAR SDEV SERR EPS CORES 1950. 120. 0.6048 0.2112 0.0193 0.9608 16.00 1960. 120. 0.6457 0.1636 0.0149 0.9668 16.00 1970. 120. 0.5322 0.2214 0.0202 0.9479 16.00 1980. 120. 0.4893 0.2666 0.0243 0.9388 16.00