0.235684 2.0623% 1957 1.841788 0.542951 3.5571% 1956 1.978882 0.505336 3.3098% 1955 3.487335 0.286752 3.4226% 1954 1.801407 0.555122 1.5421% 1953 3.278558 0.305012 1.5703% 1952 0.224078 4.462741 1.5948% 1951 2.988180 0.334652 5.0183%