The link you just posted here clearly says the 80% is a false statement (it's #11 in the true/false quiz section and the answers to the quiz just below says that is one of the false ones).

The actual number is 65%.

The link you just posted here clearly says the 80% is a false statement (it's #11 in the true/false quiz section and the answers to the quiz just below says that is one of the false ones).

The actual number is 65%.

The fact that the "80%" in the image you posted looks photoshopped in (thinner font weight) is what led me to double check that.