Some surprises on this map: 
My area makes a tiny spike. Well, an hour or so drive gets to one, anyway. Too bad the misplaced Washington label makes it look like they don't know where the nation's capitol actually is. I kept squinting as the name didn't look much like Charlotte. 

And here's a national vs. international cell graph (non fluctuating):

Last Edited By: From Afar Nov 5 15 12:01 PM. Edited 2 times.