 In September 2009, as part of its article-level metrics program, "PLOS One" made its full online usage data, including HTML page views and PDF or XML download statistics, publicly available for every published article.In mid-2012, as part of a rebranding of PLoS as PLOS, the journal changed its name to "PLOS One".The number of papers published by "PLOS One" grew rapidly from inception to 2013 and has since declined somewhat.