Road transport is responsible for 50 percent of oil consumption worldwide and increasing. The IEA Key World Energy Statistics (KWES) is an introduction to energy statistics, providing top-level numbers across the energy mix, from supply and demand to prices and research budgets, including outlooks, energy indicators, and definitions. KWES is part of the IEA’s annual edition of the world’s most comprehensive series of energy databases and data services, which include World Energy Statistics and Balances and the full range of fuel information data services.