The Access to Seeds Index is now part of the World Benchmarking Alliance. All indexes up to 2020 can be found here. New indexes and methodologies are published on the website of the WBA.
Article from a Dutch TV show ‘Keuringsdienst van Waarde’ (Inspectorate of Values) about the Dutch vegetable seed industry documented by the Access to Seeds Index.
Read more on KVW (in Dutch)