Coles is one of Australia's largest retailers, operating the second-largest supermarket chain behind market leader Woolworths, and is the country's third-largest liquor retailer. The group has an extensive store network of over 1,800 stores and roughly 80% of Australian live within a 10-minute drive from a Coles store. The retailer employs some 120,000 people, who process 17 million individual customer transactions a week. This compares with Woolworths processing about 30 million customer transactions per week from Australia's population of 25 million.