You're right, the Bachelor of Unicorn Polishing degrees count as education for those surveys, but they aren't going to make much for that.Education is subjective though.
Take the usual bucketshop meme re Trump.
"Oh his voters are not as educated"
Yeah but they are richer.
Some education is not only worthless but has worse lifetime income results than those that didnt go on to higher education.
Thus the rational personal questions what is "education"?