it is about as accurate as us being told, continually for 10 years now, that there are 11 million illegal immigrants in the US.
10 years?
Perhaps you have not been paying attention.
Probably 25 years
I have two problems with it - First is that there should be some sort of fixed ratio between the TWO sexes. Just because there are two does this mean there should be equal numbers of each? Second and less important is how the number was derived - as I said earlier pulled out of someone’s backside.