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.
Average American spends $1,200 a year on fast food-that's burgers and fried chicken twice EVERY week. 1  A study of 1,000 adults found typically they will tuck into fast food on two occasions every week-shelling out around $12.50 per meal. study carried out among 1,000 adults found typically they will tuck into fast food on two occasions every week-shelling out around $12.50 per meal-with burgers, pizza and fried chicken the most common meals.