1/1957 | 2/1957 | 3/1957 | 4/1957

1/1958 | 2/1958 | 3/1958 | 4/1958 | 5/1958 | 6/1958 | 7–8/1958 | 9/1958 | 10/1958 | 11/1958 | 12/1958

1/1959 | 2/1959 | 3/1959 | 4/1959 | 5/1959 | 6/1959 | 7–8/1959 | 9/1959 | 10/1959 | 11/1959 | 12/1959

1/1960 | 2/1960 | 3/1960 | 4/1960 | 5/1960 | 6/1960 | 7/1960 | 8/1960 | 9/1960 | 10/1960 | 11/1960 | 12/1960

1/1961 | 2/1961 | 3/1961 | 4/1961 | 5/1961 | 6–7/1961 | 8/1961 | 9/1961 | 10/1961 | 11/1961 | 12/1961

1/1962 | 2/1962 | 3/1962 | 4/1962 | 5/1962 | 6/1962 | 7–8/1962 | 9/1962 | 10/1962 | 11/1962 | 12/1962

1–2/1963 | 3/1963 | 4/1963 | 5/1963 | 6/1963 | 7–8/1963 | 9/1963 | 10/1963 | 11/1963 | 12/1963

1/1964 | 2/1964 | 3/1964 | 4/1964 | 5/1964 | 6/1964 | 7–8/1964 | 9/1964 | 10/1964 | 11/1964 | 12/1964

1/1965 | 2/1965 | 3/1965 | 4/1965 | 5/1965 | 6/1965 | 7–8/1965 | 9/1965 | 10/1965 | 11/1965 | 12/1965

1/1966 | 2/1966 | 3/1966 | 4/1966 | 5/1966 | 6/1966 | 7/1966 | 8/1966 | 9/1966 | 10/1966 | 11/1966 | 12/1966

1/1967 | 2/1967 | 3/1967 | 4/1967 | 5/1967 | 6/1967 | 7/1967 | 8/1967 | 9/1967 | 10/1967 | 11/1967 | 12/1967

1/1968 | 2/1968 | 3/1968 | 4/1968 | 5/1968 | 6/1968 | 7–8/1968 | 9/1968 | 10/1968 | 11/1968 | 12/1968

1/1969 | 2/1969 | 3/1969 | 4/1969 | 5/1969 | 6/1969 | 7–8/1969 | 9/1969 | 10/1969 | 11/1969 | 12/1969