TTM20162015201420132012
Avg sales per store (M)$1,972$1,787$1,730$1,724$1,358$1,268
Avg sales per store growth14.5%3.2%0.4%27.0%7.1%-2.1%
Avg sales per square foot$620$562$535$558$448$423
Avg sales per square foot growth15.3%5.0%-4.1%24.6%5.9%-1.1%

Notes:Calculated based on reported square footage range by concept and an eMarketer estimate that concept stores average 2,500 square feet, factory outlet stores average 4,000 square feet and warehouse outlet stores average 8,000 square feet