CANSO’s tenth Global Air Navigation Services Performance Report uses key performance metrics to measure the cost-efficiency and productivity of air navigation service providers(ANSP). The latest report includes data from 57 ANSPs responsible for the management of 65% of the world’s air traffic. It covers data from 2014 up to 2018, 2018 being the latest year for which financial data is available, based on information submitted in 2019. The report includes data from EUROCONTROL’s ATM Cost-Effectiveness (ACE) Benchmarking Report.