• 1960 to 1960 1
• 1961 to 1961 3
• 1962 to 1962 1
• 1963 to 1963 0
• 1964 to 1964 4
• 1965 to 1965 0
• 1966 to 1966 2
• 1967 to 1967 11
• 1968 to 1968 1
• 1969 to 1969 3
• 1970 to 1970 22
• 1971 to 1971 21
• 1972 to 1972 14
• 1973 to 1973 2