Trans people pay for porn about in line with the amount the people of their birth sex do.
Trans men line up with cis women in written-visual porn preferences, but trans women deviate.
The commonalities between trans men and Cis women and the fact that trans women deviate from said commonalities shared between the other two groups could be developed into its own paper
We should be careful with interpreting this. It can easily be confusing that desiring violent porn equals desiring violent sex. E.g. it's more likely woman who watch porn have less satisfactory sex and women with more satisfying sex don't watch porn and don't like violence either