young australians survey australian populationyoung population n 2 million children aged 6 to 13 43 of the under 18 11 total declining number years this reflects australia s fertility rates youth markets are set become smaller and more competitive as a portion whole source abs june 2003 by age sex 0 50000 100000 150000 200000 250000 300000 1 3 4 5 7 8 9 10 12 numb er people females males changing status childrenchanging marketmarket changes in over past 30 influenced factors lifestyle marketing advertising society generally family structures stereotypical views outdated tween attitudestween attitudes tweens kids who aspire be like teens they exhibit increasingly sophisticated tastes savvy typical lives multi tasking life media saturated environment