Date Range (beta)
- 1960 to 1972 [remove] 6,694
- 1960 to 1960 532
- 1961 to 1961 521
- 1962 to 1962 820
- 1963 to 1963 777
- 1964 to 1964 508
- 1965 to 1965 305
- 1966 to 1966 227
- 1967 to 1967 531
- 1968 to 1968 284
- 1969 to 1969 199
- 1970 to 1970 601
- 1971 to 1971 593
- 1972 to 1972 796