TTM20142013201220112010
Avg sales per store (M)$1,285$1,463$1,582$1,553$1,376$1,241
Avg sales per store growth-15.0%-7.5%1.8%12.9%10.8%-11.4%
Avg sales per square foot$418$477$516$507$450$409
Avg sales per square foot growth-15.0%-7.6%1.7%12.7%10.1%-11.2%

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