TTM20142013201220112010
Avg sales per store (M)$1,245$1,386$1,474$1,414$1,177$1,167
Avg sales per store growth-12.2%-5.9%4.2%20.2%0.9%-6.1%
Avg sales per square foot$408$455$484$465$388$387
Avg sales per square foot growth-15.3%-6.0%4.1%19.8%0.3%-5.9%

Notes:Calculated based on reported selling square footage and an eMarketer estimate that 85% of a typical store is used for selling space