In 2022, police officers attended 98.9% of fatal collisions, 92.0% of serious collisions and 85.9% of slight collisions reported to the police.
Yn 2022, aeth swyddogion yr heddlu i 98.9% o wrthdrawiadau angheuol, 92.0% o wrthdrawiadau difrifol ac 85.9% o fân wrthdrawiadau y rhoddwyd gwybod i'r heddlu amdanynt.