How Fair Are My Dice?

I've been playing a lot of Settlers of Catan with people lately, and invariably the topic of the fairness of the dice comes up.

You know, like when you're playing a game, and a ton of threes and elevens come up, but no sixes, sevens, or eights.

So here's a quick system that lets you keep track of how fair your dice are, comparing your actual game against the standard percentages for a pair of unloaded dice. :)

Enter your dice rolls here, separated by any non-numeric characters.

Add another set of rolls.

Here's the distribution of dice rolls in your games: