Heads up! The original link is pointing to v1 of the preprint. Current version v3 - and can be found at the canonical URL https://peerj.com/preprints/447/ https

Heads up! The original link is pointing to v1 of the preprint. Current version v3 - and can be found at the canonical URL https://peerj.com/preprints/447/ https://peerj.com/preprints/447/ or https://peerj.com/preprints/447v3/ https://peerj.com/preprints/447v3/ v3 change log: We improved the legends of the tables, to make clear that the table contains the percentage of papers reporting a significant result over the sum of the papers reporting a significant or non-significant result (S/(S+NS)). v2 change log: This is version 2 of an earlier preprint with some corrections in figure legends.