TTM20162015201420132012
Avg sales per store (M)$642$648$674$694$729$786
Avg sales per store growth-5.4%-3.9%-2.9%-4.8%-7.3%1.4%
Avg sales per square foot$472$476$494$510$540$601
Avg sales per square foot growth-5.1%-3.6%-3.1%-5.7%-10.0%-2.2%

Notes:Calculated based on eMarketer estimated square footage from reported company figures on store sizes by format and region