IPCA cases
Serious incidents
Police sample
10% of other incidents
Manner of driving - non arrestable offence
29.9%
34.6%
Suspected of criminal offending
19.5%
15.2%
Recognised vehicle of interest
13.0%
5.8%
Suspicious vehicle – behaviour
9.1%
14.1%
Fault on vehicle
5.2%
4.2%
Manner of driving - arrestable offence
5.2%
9.4%
Routine stop
5.2%
5.8%
Suspected drink driver
3.9%
4.7%
Other
3.9%
3.1%
Vehicle avoiding checkpoint
2.6%
1.0%
Recognised person of interest
1.3%
1.0%
Incomplete data
1.3%
1.0%
Data is from 1 Jul 2017 to 31 Dec 2017 and includes all serious incidents, referred to the IPCA, and a 10% sample of other incidents. The police sample contains 191 cases with 91 identified offenders. The IPCA handled 77 cases with 68 identified offenders. Charges are only laid when offenders are identified.