YEAR CORRS RBAR SDEV SERR EPS CORES 1882. 1. 0.8331 0.0000 0.0000 0.9089 2.00 1900. 1. 0.8826 0.0000 0.0000 0.9485 2.45 1910. 1. 0.8192 0.0000 0.0000 0.9399 3.45 1920. 6. 0.6463 0.1249 0.0510 0.8986 4.85 1930. 6. 0.5063 0.2167 0.0885 0.8982 8.60 1940. 15. 0.6545 0.1455 0.0376 0.9635 13.95 1950. 66. 0.6349 0.1491 0.0183 0.9674 17.05 1960. 136. 0.5193 0.1856 0.0159 0.9507 17.85 1970. 153. 0.5642 0.1376 0.0111 0.9589 18.00 1980. 136. 0.5830 0.1460 0.0125 0.9616 17.90