Here's the deal -- it's interesting as a sample. You might extrapolate a lot from his data.
For a better sample tools just aren't there, except are they? A smartphone knows everything about your habits.
I have been tracking any walk, jog, cycle, hike, or paddle I take with an app on my smartphone for about two years. Guess what I found out?
I don't care enough to do anything with the data. I'm fit, I'm healthy and happy, I'm not an obsessed athlete. I get the idea and the nerdgasm of data, but I it doesn't help me enjoy life more.