YEAR CORRS RBAR SDEV SERR EPS CORES 1927. 1. 0.8810 0.0000 0.0000 0.9742 5.10 1940. 21. 0.3676 0.3946 0.0861 0.8831 13.00 1950. 45. 0.5087 0.2467 0.0368 0.9582 22.15 1960. 325. 0.3382 0.2883 0.0160 0.9300 26.00 1970. 325. 0.2768 0.2468 0.0137 0.9087 26.00 1980. 325. 0.3441 0.2348 0.0130 0.9317 26.00