You are going to to have to refine your definition from Y chromosome to SRY gene.There are no men without a Y chromosome as per the National Institute of Health citation I have already provided. None. You are wrong. Get over yourself.
Sex-determining region Y protein - Wikipedia
en.wikipedia.org
It appears that 90% of XX males have the SRY gene on one of the X chromosomes. This would occur when the there was transcription error in the father's process of meiosis.
Meiosis - Wikipedia
en.wikipedia.org
It looks like about 1 in 20,000 males are XX males, which is about 4 times more common than XY females.