Of the 4,536 young people under youth justice supervision on an average day in 2021–22, most were male (81%) and supervised in the community (82%). Overall rates of supervision varied among the states and territories, from 5.8 per 10,000 in Victoria to 46 per 10,000 in the Northern Territory. Rates of supervision fell over the 5 years from 2017–18 to 2021–22 for community-based supervision and detention.