Retail Trade Indices Weightings Retail Trade Indices Base 2010 Nationals: general and by distribution class Unidades: Tanto por cien ;2017;2016;2015;2014;2013; General;100;100;100;100;100; Service stations;7,187;5,73;6,549;8,052;8,798; Without service stations;92,813;94,27;93,451;91,948;91,202; Single retail stores;32,097;33,384;32,455;34,714;31,825; Small chain stores;13,161;11,429;11,647;12,362;13,56; Large chain stores;29,299;30,166;29,636;27,004;27,525; Department stores;18,255;19,291;19,714;17,868;18,292; Notas: Fuente: