My understanding is that you normally have a chance of being released early for good behavior, but in a private prison, they make excuses to keep you longer--and their contract provides quotas.
What if there are not enough inmates in a private prison?
Private prison demands New Mexico and feds find 300 more prisoners in 60 days or it will close
It closed, transferred prisoners to another prison it ran, and the government is trying to get $3.6 million in back taxes, claiming they used an invalid loophole:
https://www.santafenewmexican.com/ne...d8b58f46f.html