William Proxmire won with 63.6% of the vote (983,311 votes), ahead of Scott McCallum with 34.1% (527,355 votes).
The margin between the first two candidates was 29.5 percentage points (455,956 votes). The party margin (Republican share minus Democratic share) was a Democratic lead of 29.5 points.
Compared with the previous comparable race in the same area, the party margin moved 31.4 points toward Democrats. The winning party changed.
1,544,883 votes were counted in this race, for 5 candidates or options.
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