1960 4.175631 0.239485 1.6442% 1959 0.150698 6.635797 2.3579% 1958 1.258457 0.794624 2.0623% 1957 0.144251 6.932345 3.5571% 1956 0.946138 1.056928 3.3098% 1955 0.239016 4.183821 3.4226% 1954 3.207317