API Version Description Updated
Crimes 1.0 Crime by offence since 2005 19/09/2019 XML JSON Embeddable HTML HTML
Worried 1.0 Percentage of people worried about crime from a survey 19/09/2019 XML JSON Embeddable HTML HTML
Prison Population 1.0 Number of people in the prison 19/09/2019 XML JSON Embeddable HTML HTML

Source: http://www.guernsey.police.uk/article/6078/Publications

Source: https://www.gov.gg/prison