TTM20172016201520142013
Avg sales per store (M)$768$669$648$674$694$729
Avg sales per store growth18.5%3.3%-3.9%-2.9%-4.8%-7.3%
Avg sales per square foot$563$490$476$494$510$540
Avg sales per square foot growth18.5%3.0%-3.6%-3.1%-5.7%-10.0%

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