- 1960 - December 2, 1960
- 1961 - April 25, 1961 STM
- 1962 - December 21, 1962 STM
- 1967 - March 24, 1967 Amendments
- 1968 - April 5, 1968 Amendments
- 1968 - December 16, 1968 Amendments
- 1968 - March 22, 1968 Amendments
- 1968 - October 4, 1968 Amendments
- 1969 - December 3, 1969 Amendments
- 1969 - January 1, 1969
- 1969 - March 21, 1969 ATM
- 1970 - March 20, 1970
- 1970 - March 4, 1970
- 1970 - October 19, 1970
- 1970 - October 23, 1970 Amendments
- 1971 - June 23, 1971
- 1971 - May 19, 1971 STM
- 1971 - October 15, 1971
- 1972 - October 4, 1972
- 1973 - March 1973 ATM