1952 1 . 1952 2 . 1952 3 . 1952 4 . 1952 5 18.8000 1952 6 17.9000 1952 7 16.2000 1952 8 18.5000 1952 9 19.3000 1952 10 20.8000 1952 11 15.7000 1952 12 15.8000 1953 1 16.8000 1953 2 15.5000 1953 3 17.1000 1953 4 17.9000 1953 5 17.5000 1953 6 17.8000 1953 7 15.9000 1953 8 17.5000 1953 9 18.1000 1953 10 18.6000 1953 11 15.8000 1953 12 15.2000 1954 1 15.0000 1954 2 14.7000 1954 3 18.1000 1954 4 17.4000 1954 5 . 1954 6 . 1954 7 . 1954 8 . 1954 9 . 1954 10 . 1954 11 . 1954 12 .