Michael B. Enzi won with 75.6% of the vote (189,046 votes), ahead of Chris Rothfuss with 24.3% (60,631 votes).
The margin between the first two candidates was 51.4 percentage points (128,415 votes). The party margin (Republican share minus Democratic share) was a Republican lead of 51.4 points.
Compared with the previous comparable race in the same area, the party margin moved 11.9 points toward Republicans.
249,946 votes were counted in this race, for 2 candidates or options.
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