The Republican primary race saw its first winner in the Iowa caucus changed when the official vote came in. That was after a brief hiccup during which a tie was declared based on the same vote totals ultimately led to Rick Santorum's win over Mitt Romney. Newt Gingrich was left off the Missouri ballot after failing to file the required paperwork, the Daily Beast reported. In Virginia, CBS News said, Gingrich and Santorum failed to comply with ballot requirements and will not be listed.
In this year of unusual events, here's a look at primary and caucus results to date.
0: First-place showings by Ron Paul.
700,000: Dollars spent by Santorum on advertising as of Jan. 29, according to the Washington Post.
1: State changing its minds about the winner. Due to reporting irregularities, Iowa declared a tie for first place, although Santorum had slightly more votes than Romney.
1: Time Gingrich placed first.
1.4 million: Dollars spent on advertising by Gingrich, per the Washington Post, as of Jan. 29.
2: Last-place showings. Gingrich and Paul tied for this highest number of losses.
2.8 million: Dollars the Post said Paul spent on campaign ads, as of Jan. 29.
3: Romney wins.
4: Santorum wins.
4: Second-place showings. Romney got more second-place showings than any other candidate.
8: States completing primaries or caucuses to date.
8: Votes separating Romney and Santorum in Iowa before official results.
9 million: Dollars spent by Romney on advertising, the Post reported.
30: Percentage spread, the largest in a race. It was the Nevada caucus, where Romney took 50.1 percent of the vote to Gingrich's 20.1 percent.
41.2 million: Dollars the Post said was spent by interest groups to influence primary outcomes as of Jan. 29.
55: Percent of total primary vote for the four leading candidates cast in Florida. The candidates cumulatively received 1.6 million votes in Florida, out of 2.9 million to date.
67 million: Dollars spent on campaign advertising, including candidate spending and interest group spending combined, as of Jan. 29.
530: Dollars, the average television advertising spot.
335,212: Votes for Paul.
834,506: Votes for Gingrich.
567,546: Votes for Santorum.
1,177,731: Votes for Romney.