YEAR CORRS RBAR SDEV SERR EPS CORES 1950. 120. 0.4762 0.2248 0.0205 0.9357 16.00 1960. 120. 0.5736 0.1862 0.0170 0.9556 16.00 1970. 120. 0.5323 0.1923 0.0176 0.9479 16.00 1980. 120. 0.4302 0.2090 0.0191 0.9236 16.00