Dee ihe ọzọ n'isiokwu a - Jefferis nọchitere anya Australia na 2002, 2006
na 2010 Commonwealth Games. Na 2006 Commonwealth Games, o nwetara ihe nrite ọla edo na ihe omume ụmụ nwoke niile, ihe nrite ọla edo na mgbanaka, na ọla ọcha na asọmpi otu. N'egwuregwu Commonwealth nke 2010, o nyeere Australia aka inweta ihe nrite ọla edo mbụ ha n'egwuregwu ndị nwoke, wee were ọla edo n'otu n'otu na ogwe ndị yiri ya na ọla nchara na ihe omume niile. Ọ gbara asọmpi n'asọmpi ụwa n'afọ 2003, 2005, 2006, 2007, 2010, na 2011. N'asọmpi asọmpi nke 2003, ọ bụ onye kachasị na-eto eto nke ndị otu egwuregwu niile nke Australia. Ihe kachasị mma ọ rụrụ na Worlds bụ ebe nke iri na abụọ na asọmpi niile na 2006.