Prevalence in epidemiology is the proportion of disease found to have been affecting a particular population (typically a disease or a risk factor such as smoking or seat-belt use).
Exclusive analysis by The Daily Telegraph reveals the price of an average basket of groceries at any Coles and Woolworths supermarket in Sydney has jumped a staggering 16 per cent since 2009. That adds as much as $26 a week to the average bill.he analysis found that if a shopper today purchased the identical basket of groceries used in Choice's 2009 Supermarket Survey, they would pay more than $158 for what two years ago cost $136. CommSec economist Craig James said the average household currently spends $185 a week on food.
Overall, Iâd say I got accustomed to spending around $50 per day on food in Australia, which takes into account the fact that water in Australia is priced at $2-3 for a small bottle, a cost thatâs slightly lower in supermarkets.rices of tours in Australia are expectedly high. For a one-day excursion to the Great Ocean Road near Melbourne, for example, I paid $100. A one-day trip to the Great Barrier Reef with two dives was $280.