Between 2006 and 2025 the number of oral health therapists practising in Australia is expected to increase from 371 to 2,117. Dental hygienist numbers are also expected to increase (from 674 to 1,458), while dental therapist numbers are projected to decrease (from 1,171 to 443). Overall, the number of oral health practitioners per 100,000 population is expected to increase from 10.8 to 16.2 by 2025.