Earnings at Walgreen (nyse: WAG - news - people ) have increased 16% per year over the last decade and the retailer has higher sales than competitors CVS (nyse: CVS - news - people ) and Rite Aid (nyse: RAD - news - people ), despite having fewer stores.
That was less impressive than the comps reported by Rite Aid's larger rivals Walgreen (nyse: WAG - news - people ), which clocked in at 10.8%, and CVS (nyse: CVS - news - people ), which racked up a 7.1% gain.