ECMWF has seen a steady increase in the number of commercial, research and national meteorological and hydrological service (NMHS) data licences in the past three years, with a growing number of industries looking to use meteorological data in their services. A user survey conducted in the summer of 2017 is helping ECMWF to improve its services by increasing data volume limits and working on a new pricing tool.
https://www.ecmwf.int/en/newsletter/155/news/user-feedback-helps-shape-ecmwfs-data-services/