This figure shows the number of cases of DENV infection acquired in Australia, overseas, and with unknown place of acquisition for Australia between 2008 and 2013. Locally-acquired cases peaked in late 2008 and early 2009, with an outbreak of locally acquired DENV infection in north Queensland. Peaks in the number of overseas-acquired cases were noted in 2010-11 and early 2012 and in 2013, were the largest number ever recorded.