YEAR CORRS RBAR SDEV SERR EPS CORES 1950. 120. 0.5131 0.2980 0.0272 0.9440 16.00 1960. 120. 0.5921 0.1855 0.0169 0.9587 16.00 1970. 120. 0.4549 0.3025 0.0276 0.9303 16.00 1980. 120. 0.4465 0.3051 0.0279 0.9281 16.00