The Raincoats - Odyshape (1981) Full Album

Kraftwerk - The Man Machine (Full Album) 1978

Meredith Monk — Songs From the Hill Tablet 1979

David Bowie - Scary Monsters (And Super Creeps) - 1980 - full album

T̲alking H̲e̲ads - R̲e̲main In L̲ight (Full Album) 1980

Joy Division - Closer 1980 Full Vinyl

Let's wrap this up: from memory, the albums I listened to the most around the age of 20, leaving out those from previous years.
Certainly, something has been left out; my memory is like a sieve.