Does it really matter what alcohol content each of the beverages contains? I mean, I could drink 3 and someone twice my size could have substantially more with similar effect. I think the idea may just be to see how often people crack one open on a semi-regular basis. I haven't seen much request for quantifiable data.
You could always ask how many calories from beer people are consuming. But I think the OP just wanted to share simple numbers.
Meh, I lately have been way beyond counting. Tuesday morning, I looked at the recycling bin in the garage and was blown away. My friend and I filled it up and there was a cashed sake 1.75 sitting on top!!!
The liver is evil and must be punished.