What do we do with your article processing charge data?

« Every year, Jisc asks UK HEIs to provide details of the individual article processing charges (APC) transactions they’ve made throughout the year using a standardised template. This ongoing project started in 2013 with 17 institutions participating. Since then, the project has expanded to include data on 36,000 APCs from 53 unique institutions, and it celebrates its fifth anniversary this year. Why do we ask for all that data – and what do we do with it? (…) »