Abstract

1950 52.4 53.3 48.4 57.5 51.6 42.7 1952 60.7 57.1 48.6 63.1 57.7 50.0* 1954 4.6.4 51.3 44.1 55.3 53.0 46.5 1956 .....-.......-- 59.9 48.7 49.8 42.2 53.4 50.2 38.2 1958 41.6 33.3 45.5 50.2 36.4 1960 ---- ---.... 54.9 53.5 40.0 57.6 52.0 31.5 1962 56.7 53.6 44.0 61.8 54.7 41.4 1964 ..-..-- 38.2 31.9 49.4 48.8 37.

Full Text
Published version (Free)

Talk to us

Join us for a 30 min session where you can share your feedback and ask us any queries you have

Schedule a call