This figure shows the number of notifications and the notification rate per 100,000 for chlamydial infection in 2013 by state or territory. The number of notifications was highest in New South Wales (n=20,827), Victoria (n=19,467) and Queensland (n=19,497). In 2013, the Northern Territory had the highest notification rate at 1,243 per 100,000, which was approximately 3.5 times the national notification rate of 357 per 100,000.