1. Official statistics- official figures that are published by government and charities
2. Police counts- number of offences
3. Court records- number of convictions and the characteristics of the offender
4. Home office statistics- published each year- compiled from all the police forces
5. Many crimes don’t appear in these statistics
6. Unreported and unrecorded crimes are known as the dark figures
7. Many sociologists see police statistics as socially constructed. Interpretivists argue that they tell us about the decisions made by those who compile the statistics rather than the extent of the criminal activity
8. There are two main techniques that sociologists use in order to get a better picture of crime: Self report studies
9. Victimisation studies (or Victim surveys)