YEAR CORRS RBAR SDEV SERR EPS CORES 1900. 66. 0.5256 0.1392 0.0171 0.9590 21.10 1925. 253. 0.5013 0.1319 0.0083 0.9585 23.00 1950. 253. 0.5079 0.1260 0.0079 0.9596 23.00