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.
1 According to an article on ShoestringMag.com, there are a variety of name brand stores that offer cooking classes year around, such as IKEA. 2  Courses can range anywhere from $50 to as much as $200 per person.3  Every cooking class is going to vary. For example, the 3 1/2 hour class for up to 5 people can cost $350 plus the cost of food per person. 2  A 1 1/2 hour class for up to 5 people can cost $150 plus a per person food cost. 3  Depending on the menu, the cost of food per person will be around $10 to $40.