US Ad Market
About the SMI Top 50

Powered by Standard Media Index, the Ad Market Tracker indexes the movement of U.S. ad market volume on a month-to-month basis. Data represented in the index is derived from actual spending by ad agencies representing approximately 80% of all U.S. agency spend. Baselined to a value of 100, the index is intended to be a simple way for readers to visualize the supply and demand of ad spending overall, and across the major media.