The fact it was put out by the IPA immediately gives way to suspicion. They are rarely correct.
It was authored by Julie Novak whom we have caught out
Thus it proves so.
Matt Cowgill looks behind the figures and finds some very strange ( highly euphemistic) data collection.
In short it is complete cobblers which appeals only to idiots who are too stupid or too lazy to find out the data is highly suspect.
I should have added they also have no shame at all.