Bar graph demonstrates the age distribution of mumps hospitalisation rates per 100,000 population in Australia, by year of admission (1999-2011), with age groups: <15, 15-24, 24-34 and =35 years. • Hospitalisation rates peak in 2007, and decrease subsequently and remain stable for the 2008 to 2011 period. • Age distribution for hospitalisations during the 2008 to 2011 period is similar to the preceding 2005 to 2007 period.