Not quite the competition you want to be winning though.
Northern Queensland is currently suffering the worst dengue fever epidemic “since WWII“. Last reports I heard, cases were over 200, outbreaks of all four types of dengue have been reported, and the first casualty had occured last week.
Hopefully it will serve as a reminder that appropriate anti-mosquito health regulations on domestic gardens, water tank filters and other breeding grounds do need to be followed – or there can be dire consequences.
However it also important to note that Bolivia is currently suffering from its own dengue epidemic. Wikipedia puts cases around 31,000 and deaths at 18.