1960=69,4,2; 1962=71,4,2; 1964,73,6,2; 1965=74,4,2; 1966=75,6,2; 1967=76,7,2; 1968=77,7,2; 1969=78,7,2; 1970=79,7,2; 1971=80,7,2; 1972=81,11,2; 1987=96,5,2; 1988=97,4,2; 1989=98,4,2; 1990=99,4,2; 1991=100,5,2; 1992=101,5,2; 1993=102,4,2; 1994=103,4,2; 1995=104,5,2; 1996=105,5,2 von: Society of Motion Picture and Television Engineers: SMPTE journal (ISSN: 0036-1682)