The first poll showing Bernie Sanders actually leading Hillary Clinton in the crucial state of New Hampshire was released this week, and Sanders leads Clinton 44 to 37. A big part of this traction is coming from the enormous crowds that come away inspired, and the publicity stemming from these events.
If you compare that movement to the crowds that past Democratic primary contenders drew, it quickly becomes apparent that the size of the crowds Sanders is producing is historic. Here's a geographic comparison:




