2.949724 5.5714% 1968 1.433471 0.697607 5.0148% 1967 0.243550 4.105935 2.5719% 1966 1.286752 0.777151 3.5485% 1965 3.976519 0.251476 2.7360% 1964 4.061914 0.246189 1.5423% 1963 2.473271 0.404323 1.5697% 1962 2.472914 0.404381 2.2421% 1961 2.345886 0.426278 0.9709% 1960 0.165675 6.035924 1.6442% 1959 0.206240 4.848714 2.3579% 1958 2.034297 0.491570 2.0623% 1957 0.239899 4.168421 3.5571% 1956 3.305929 0.302487 3.3098% 1955 3.126510 0.319845 3.4226% 1954 0.487036 2.053236 1.5421%
pressurization