The prison population has grown since then – to more than 88,000

https://www.gov.uk/government/news/prison-build-revolution-continues-with-construction-of-new-yorkshire-jail

Prison-build revolution continues with construction of new Yorkshire jail

Published 3 August 2022

Shovels to break ground on new prison this autumn
Construction to boost local economy with hundreds of jobs
Work signals latest major step toward 20,000 new prison places

If you take too long to get caught, might wind up in one of those new cells, though.