20162015201420132012
Prescription drugs67.0%66.0%64.0%63.0%63.0%
General merchandise24.0%25.0%26.0%27.0%25.0%
Non-prescription drugs9.0%9.0%10.0%10.0%12.0%

Notes:Private label merchandise represented 22.4% and 20.6% of front-end sales in 2013 and 2012