Me too. That extension rocks. But it also gives me the chills on most Saturday nights when it shows all values as zero (thanks to Google's "scheduled" maintenance)
About 2-3 times a day just for monitoring reasons during the slow season which is now. During football season, I check it more than 10 times a day because it is fun. Not too much fun to login and see cents rather than dollars, during my slow season.
last month I was making good money and every update was adding $20 more! so i was checking it with pleasure in every 30 minutes but now, maybe 4-5 times a day.