February 1966	March 1966	April 1966	May 1966	June 1966	July 1966
August 1966	September 1966	October 1966	November 1966	December 1966	January 1967
February 1967	March 1967	April 1967	August 1967	September 1967	February 1968
June 1968	September 1969	August 1973	October 1973	August 1974	March 1975
April 1975	August 1975	April 1976	January 1978	May 1979	June 1979
July 1979	December 1979