@zoon Don't sell short the idea that criminals would lie about their gender identity to do easier time. Check this out:
"Anger as trans inmates revert to males when they leave Scottish prisons"
A study, published in the British Journal of Criminology, also revealed that some of these prisoners may only have identified as women in order to have sex with female inmates.
https://www.scottishdailyexpress.co.uk/news/scottish-news/anger-trans-inmates-revert-males-25840252