TTM20162015201420132012
Avg sales per store (M)$1,281$1,349$1,428$1,484$1,556$1,699
Avg sales per store growth-7.4%-5.5%-3.8%-4.6%-8.4%5.8%
Avg sales per square foot$434$456$482$498$518$560
Avg sales per square foot growth-7.3%-5.4%-3.3%-3.7%-7.5%7.2%

Notes:Calculated based on reported selling square footage and company-provided figures that selling space in the average store comprises approximately 83% of total square footage