0.228837 2.2421% 1961 0.257214 3.887816 0.9709% 1960 2.102061 0.475724 1.6442% 1959 4.000133 0.249992 2.3579% 1958 1.258457 0.794624 2.0623% 1957 2.187968 0.457045 3.5571% 1956 3.849452 0.259777 3.3098% 1955 0.224237 4.459571