YEAR CORRS RBAR SDEV SERR EPS CORES 1882. 1. 0.4301 0.0000 0.0000 0.6015 2.00 1900. 1. 0.6592 0.0000 0.0000 0.8257 2.45 1910. 1. 0.6610 0.0000 0.0000 0.8706 3.45 1920. 6. 0.5225 0.2753 0.1124 0.8414 4.85 1930. 6. 0.4268 0.2542 0.1038 0.8649 8.60 1940. 15. 0.8306 0.0838 0.0216 0.9856 13.95 1950. 66. 0.6855 0.1622 0.0200 0.9738 17.05 1960. 136. 0.4141 0.2350 0.0201 0.9265 17.85 1970. 153. 0.4538 0.1983 0.0160 0.9373 18.00 1980. 136. 0.6646 0.1875 0.0161 0.9726 17.90