The Washington Post has a new feature called Behind the Numbers. Each day, the site shares some interesting new data mined from deep in the internals of a poll.

Today’s fascinating tidbit? Voters without landlines are breaking 2 to 1 for Obama. In 2004, these voters comprised roughly 7 percent of the electorate. This year, they may be as much as 15 percent of those who go to the polls.

Check the site every day at 5 p.m. for new updates.