I'd be surprised if such incidences ratr is high in south India compared to Ganges plains. Delhi and its surrounding areas are infamous for such crimes, gig or non gig workers.
“Violent crimes are particularly [prevalent] in Eastern India, Northeast India, National Capital Region (India). Bihar, Jharkhand, Odisha, West Bengal, Assam, Tripura, Arunachal Pradesh, Delhi, Haryana, Maharashtra, and Madhya Pradesh” [1].
[1] https://en.wikipedia.org/wiki/List_of_states_and_union_terri...