1964 4.061914 0.246189 1.5423% 1963 4.836117 0.206777 1.5697% 1962 0.271717 3.680304 2.2421% 1961 0.923073 1.083337 0.9709% 1960 0.968666 1.032348 1.6442% 1959 0.562970 1.776294 2.3579% 1958 3.535851 0.282817 2.0623% 1957 0.339552 2.945053 3.5571% 1956 0.632891 1.580052 3.3098% 1955 0.346053 2.889727 3.4226% 1954
prove