Turnout
2016: 130.0 million
2012: 129.2 million
2008: 131.5 million
Population has increased about 20 million over the period.
Popular Vote
Democrat
2016: 61.9 million
2012: 65.9 million
2008: 69.5 million
Republican
2016: 60.9 million
2012: 60.9 million
2008: 60.0 million
Trump has now matched Romney's popular vote in 2012 and bested McCain by about 1 million votes.
Hillary now undershoots Obama 2008 by 7.6 million votes and Obama 2012 by 4.0 million votes.
Vote totals remain significantly incomplete in Washington state (12% out) and Utah (11% out).