American Samoa   2 studies
Australia   1993 studies
    Australia, Australian Capital Territory   63 studies
    Australia, New South Wales   841 studies
    Australia, Northern Territory   11 studies
    Australia, Queensland   551 studies
    Australia, South Australia   492 studies
    Australia, Tasmania   78 studies
    Australia, Victoria   923 studies
    Australia, Western Australia   529 studies
Fiji   6 studies
New Zealand   455 studies
Northern Mariana Islands   1 study
Papua New Guinea   4 studies