Operating costs averaged $22650 ($65/day) per inmate in fiscal year 2001 according to this report. It has much more info, tables by state and comparisons to amounts spent on health care, etc. Cost of incarcerating a US prisoner in secure custody in. 2003-4 was about $28 000 (Â£15 800).
Genital warts are small fleshy growths or bumps that can appear on the shaft, and sometimes head, of the penis or under the foreskin. They are caused by the human papilloma virus sexually transmitted infection (STI).
Outside of STDs there are two infections that can cause blisters and sores to appear on the penis. Scabies, a type of contagious skin infection that is caused by a parasite, can sometimes cause blisters or lesions on the penis. It is often accompanied by an itching feeling, which may lead to the formation of a rash or blisters.