Don't want to be a stats-nazi, but I wonder if 66 is an adequate sample size when respondants are self-selected (as opposed to random). (66 respondants can be

Don't want to be a stats-nazi, but I wonder if 66 is an adequate sample size when respondants are self-selected (as opposed to random). (66 respondants can be deduced by finding the highest common denominator in all the response percentages. In this case the HCD is 1.51515. So 100/1.51515 = 66.)