Number of female prisoners: 1,600.
Total number serving life sentences: 3,450.
Percentage of males released who reconvict within 2 years: 50 per cent.
Percentage of 15-16 year olds who reconvict within two years: 80 per cent.
Annual budget of the prison service: pounds 1.5bn.
Number of prisons in UK: 130.
Number with over 40 per cent overcrowding: 20.
Most overcrowded prison 1992: Gloucester.
Apparent suicides in prisons in England and Wales in 1992: 39.
Number of escapes in year to mid-1992: 326.
Number of recaptures/surrenders in year to mid-1992: 234.
Annual salary of chief of the prison service: pounds 125,000 plus up to 35 per cent performance-related bonus.