From the FairVote blog: How Winner-Take-All Rules in Presidential Primaries Squash Turnout
- Average turnout of all eligible voters for 2008 Republican presidential primaries through February 5: 12.6%. After February 5, when John McCain effectively secured nomination: 8.4%.
- Average turnout for 2008 Democratic presidential primaries through February 5: 17.7%. After February 5: 23.6%.
- Share of popular vote won by John McCain through February 5: 39%. Share of delegates won by McCain through February 5: 75%. *