• 1960 to 1960 2
• 1961 to 1961 5
• 1962 to 1962 4
• 1963 to 1963 2
• 1964 to 1964 4
• 1965 to 1965 3
• 1966 to 1966 4
• 1967 to 1967 18
• 1968 to 1968 15
• 1969 to 1969 8
• 1970 to 1970 22
• 1971 to 1971 29
• 1972 to 1972 20
• 1973 to 1973 1