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Dramatic Growth of Open Access Quick Reference: Status & Growth September 30, 2011
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Average growth
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NumberGrowth this quarterDailyWeeklyMonthly
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# of open access journals: DOAJ7,070376430125
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# of free journals of academic interest: Electronic Journals Library30,9631,76720136589
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# of repositories: OpenDOAR2,0851051835
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# of documents freely available: BASE31,044,8802,133,61523,700164,124711,205
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# of open access mandate policies (ROARMAP)3001114
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% of world's scholarly literature freely available (Björk)20%
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% of all literature indexed in PubMed freely available 1 year after publication14%
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References
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Björk B-C, Welling P, Laakso M, Majlender P, Hedlund T, et al. 2010 Open Access to the Scientific Journal Literature: Situation 2009. PLoS ONE 5(6): e11273. doi:10.1371/journal.pone.0011273
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Björk, B., Roosr, A., & Lauri, M. (2008). Global annual volume of scholarly peer reviewed journal articles and the share available via different open access options. Paper presented at the ELPUB2008. Open Scholarship: Authority, Community, and Sustainability in the Age of Web 2.0 - Proceedings of the 12th International Conference on Electronic Publishing Held in Toronto, Canada 25-27 June 2008. Edited by: Leslie Chan and Susanna Mornati. Retrieved from http://elpub.scix.net/cgi-bin/works/Show?178_elpub2008
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Citation and licensing
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To cite or not to cite? The numbers presented in this document are facts, and hence quite appropriately not copyrightable. Citation is appropriate when using these figures for academic purposes (for the benefit of reader, who can then examine the evidence behind the figures, and for appropriate academic credit for me), or when using substantial portions of this document. Note that this document is available for re-use under the CC-BY-NC-SA license. Derivatives are welcome! Noncommercial just means don't sell this as your own work.
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To cite: Morrison, Heather. The Dramatic Growth of Open Access: Quick Reference, March 31, 2011. Dramatic Growth of Open Access Series.
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This work is licensed under the Creative Commons Attribution-Noncommercial-Share Alike 2.5 Canada License. To view a copy of this license, visit http://creativecommons.org/licenses/by-nc-sa/2.5/ca/ or send a letter to Creative Commons, 171 Second Street, Suite 300, San Francisco, California, 94105, USA.
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last updated September 30, 2011
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