Despite varying rates of advertising expenditure growth projected by GroupM and Pitch Madison for 2017, India continues to be among the world’s fastest growing ad markets, according to both forecasts. India remains among the top 10 advertising markets, says GroupM. And, according to the Pitch Madison Advertising Report, India has doubled adex in five years. Viveat Susan Pinto compiles a break-up of how India stacks up vis-à-vis other key advertising markets in the world.