The achievement is based on a longitudinal survey conducted by Frontier Consulting Group to 5200 consumers in eight cities ( Jakarta , Bandung , Semarang , Surabaya , Medan , Makassar , Pekanbaru and Balikpapan ) in Indonesia .
Through a process of interviews with consumers as well as the application of sampling methods make pure Top Brand Index of consumer choice . Top Brand Index is designed to determine consumer perceptions about a brand . In this index are used as a three-dimensional measurement , namely ;
Mind Share ( achievement in reaching a brand top of mind in the consumer’s mind ) , reflecting the strength of a brand in the consumer’s mind
Commitment share ( achievement of a brand in terms of the use of preferences in the future ) , reflecting the strength of a brand in the hearts of consumers .