Oh oh!

Nate Silver writes at Five Thirty Eight,

So far, Trump has won 37.1 percent of the votes throughout Republican primaries and caucuses. That percentage is up tonight after Trump had strong results in Florida and other states. And it will could climb further in subsequent states, especially with only three candidates remaining in the race. But the percentage is still on the low end by the standards of previous nominees. Since primaries became widespread in 1972, only George McGovern won his party’s nomination with a smaller share of the vote — just 25.3 percent, with McGovern winning by taking advantage of delegate rules that he had helped to write.

Go here to read more and see a complete breakdown of who won the primaries with what percent of the votes.