For Melbourne, the first FM survey (4/1980, with survey 3/1980 in brackets)
3XY 15.5 (16.6)
3UZ 12.9 (13.4)
3AK 12.0 (11.9)
3MP 11.7 (11.1)
3AW 10.5 (11.4)
3DB 9.5 (8.0)
3LO 8.0 (9.2)
3KZ 7.2 (6.8)
3EON 4.5 (–)
3FOX 3.4 (–)
3AR 2.5 (3.0)
Other AM 1.3 (1.8)
Other FM 1.0 (2.2)