Data for the above chart can be downloaded here: OASPA Members CC-BY Growth
A total of 252,418 articles were published with the CC-BY license during the period shown above.
Data was supplied by the following members of OASPA as number of CC-BY articles per year since implementation of the license by that publisher:
BioMed Central (2000-2012 which includes SpringerOpen 2011-2012), Hindawi (2006-2012), PLOS (2003-2012), Frontiers (2012 only), Leibniz-Institute for Psychology Information/ZPID (2012 only), American Institue of Physics (2011-2012), MDPI (2008-2012), ecancermedicalscience (2007-2012)
This chart will be updated periodically as publishers continue to contribute their data.