YEAR CORRS RBAR SDEV SERR EPS CORES 1914. 6. 0.3668 0.2548 0.1040 0.9134 18.20 1930. 190. 0.5874 0.1788 0.0130 0.9661 20.00 1940. 190. 0.5851 0.1713 0.0124 0.9658 20.00 1950. 190. 0.3725 0.2266 0.0164 0.9223 20.00 1960. 190. 0.2285 0.2576 0.0187 0.8555 20.00 1970. 190. 0.2543 0.2367 0.0172 0.8721 20.00 1980. 190. 0.2905 0.2411 0.0175 0.8912 20.00