In total, 46 of the 102 institutions provided full or partial results. Summary results are divided into the following categories: read-and-publish or transitional agreements, article processing charges (APC) or OA funds, non-APC-based OA publishing models, institutional repository services, OA journal hosting and publishing services, and open monographs.
The survey found that the total aggregate spending on open access for all 46 responding libraries was $32 million USD, with an average expenditure per institution of $785,940. This represents an average of 2.26% of the total library budget spent on open, ranging from 0.19% to 11.02% across respondent libraries. As a portion of the total amount of expenses spent on OA infrastructure, the majority of funds are invested in read-and-publish agreements (~$20 million) followed by institutional repository infrastructure with investments of 17% of total OA expenses (~$5 million) across the 46 institutions.