20120331showgrowth

	A	C	D	E	F	G	H	I	J	K	L	M	N	O	P	Q	R	S	T	U	V	W	X	Y	Z	AA	AB	AC	AD	AE	AF	AG	AH	AI	AJ	AK	AL	AM	AN	AO	AP	AQ	AR	AS	AT	AU	AV	AW	AX	AY	AZ	BA
1	Dramatic Growth of Open Access: Open Data Edition - Show Growth, March 31, 2012
2	For commentary, methods notes, and links to related works see The Imaginary Journal of Poetic Economics http://poeticeconomics.blogspot.com/2006/08/dramatic-growth-of-open-access-series.html (Dramatic Growth of Open Access Series_
3		08/2000	12/04/2000	03/31/2001	06/21/2001	12/2001	11/2002	04/2003	12/31/2003	03/30/2004	06/30/2004	07/2004	09/30/2004	12/31/2004	02/2005	03/31/2005	06/30/2005	10/01/2005	12/11/2005	12/31/2005	3/31/2006	06/30/2006	9/30/2006	12/11/2006	12/31/2006	3/31/2007	06/30/2007	9/30/2007	12/11/2007	12/31/2007	3/31/2008	6/30/2008	9/30.08	12/11/2008	12/31/2008	3/31/2009	6/30/09	9/30/09	12/11/2009	12/31/2009	03/31/2010	06/30/2010	9/30/2010	12/11/2010	12/31/2010	03/31/2011	12/31/2011	03/31/2012	Growth first quarter 2012 (numeric)	Growth first quarter 2012 (percentage)	Growth past year (numeric)	Growth past year (percentage)

4	Directory of Open Access Journals (DOAJ) http://www.doaj.org/
5	# of DOAJ journals									806	1,135		1,278	1,404	1,400	1,503	1,643	1,803	1,964	1,988	2,158	2,292	2,401	2,491	2,514	2,618	2,731	2,846	3,000	3,031	3,302	3,481	3,668	3,781	3,812	3,999	4,252	4,361	4,490	4,535	4,863	5,140	5,452	5,864	5,936	6,331	7,372	7,607	235	3%	1,276	20%
6	# of titles added last 30 days																				78	38	45		34	37	17	51	101	64	78	82	81	47	45	105	72	34	72	75	95	114	148	228	176	134
7	# of journals searchable at article level										296		321	347		380	409	446	482	492	594	653	697	741	747	788	823	889	973	983	1,072	1,178	1,259	1,329	1,340	1,423	1,574	1,664	1,735	1,759	1,974	2,122	2,288	2,435	2,494	2,759	3,527	3,726	199	5%	967	35%
8	# of articles searchable at article level										50,486		60,117	62,703		70,798	74,851	78,230	82,018	83,235	92,751	101,434	109,840	122,837	124,033	130,014	138,065	148,867	164,583	166,781	175,230	190,093	210,985	240,314	244,604	266,451	290,261	315,407	332,127	335,499	377,837	412,665	447,657	485,034	490,411	543,482	721,271	784,102	62,831	8%	240,620	44%
9
10	Open J-Gate http://www.openj-gate.com # english-language open-access journals																												4,353	4,380	4,376	4,388	unavailable due to maintenance	4,669	4,733	4,830	5,595	5,943	6,125	6,198	6,654	7,102	7,532	7,921	8,105	8,467	9,710	temporarily suspended
11	Peer-Reviewed																																	2,534	2,578	2,652	3,251	3,416	3,510	3,580	3,832	4,126	4,484	4,721	4,877	5,673	6,508
12
13	Elektronische Zeitschriftenbibliotek - Electronic Journals Library # journals that can be read free of charge http://rzblx1.uni-regensburg.de/ezeit/index.phtml?bibid=AAAAA&colors=7&lang=en																										13,071	15,120	16,315	16,461	17,636	18,597	19,510	19,998	?	21,307	21,979	22,706	23,356	23,439	24,238	25,118	26,231	26,851	27,030	28,041	32,384	33,984	1,600	5%	5,943	21%
14
15	Highwire Press Free Online Fulltext Articles http://highwire.stanford.edu/lists/freeart.dtl
16	# free articles	171,373	194,391		272,030	357,510	439,841				735,575		763,962	770,015		842,600	925,183	974,408		1,131,135	1,335,546	1,354,559	1,435,924		1,552,467	1,683,809	1,718,188	1,808,656	1,831,147	1,838,383	1,872,980	1,897,899	1,941,583	2,015,026	2,104,010	1,891,974	1,901,576	1,936,837	1,965,671	1,974,270	2,003,892	2,001,258	1,990,794	2,087,801	2,135,300	2,062,033	2,109,790	2,127,016	17,226	1%	64,983	3%
17	total # articles	740,578	857,073		1,020,600	1,105,226	1,305,295				1,771,601		1,957,888	1,972,541		2,195,452	2,435,767	2,814,290											4,559,051	4,602,217	4,726,365	4,792,156	4,881,359	5,032,041	5,131,282	5,609,473	6,021,697	6,108,451	6,151,605	6,167,009	6,245,101	6,375,248	6,317,287	6,447,853	6,461,016	6,576,087	6,813,001	6,910,018	97,017	1%	333,931	5%
18	Highwire Completely Free Sites																									37	39	43	43	43	43	42	44	43	43	44	47	47	46	46	45	47	47	46	47	49	53	51	-2	-4%	2	4%
19	Sites with free back issues																													249	249	253	255	256	256	267	282	283	282	283	286	287	282	286	284	282	274	273	-1	0%	-9	-3%
20
21	Open DOAR http://www.opendoar.org/ added April 2, 2007 (2006 from Peter Suber's SPARC Open Access Newsletter (SOAN)
22																						786	803	843	833	853	909	950	1,013	1,017	1,118	1,163	1,254	1,296		1,373	1,419	1,490	1,554	1,558	1,617	1,696	1,737	1,815	1,817	1,915	2,164	2,186	22	1%	271	14%
23
24	Registry of Open Access Repositories (ROAR) http://roar.eprints.org/ # repositories
25																							746		792	862	906		962	968	1,036	1,093	1,145	1,229	1,239	1,301	1,400	1,470	1,553	1,557	1,682	1,798	1,869	2,049	2,090	2,226	2,610	2,734	124	5%	508	23%
26
27	BASE: Bielefeld Academic Search Engine http://www.base-search.net/
28	# of documents																										6,843,830	7,078,574	7,253,300	7,253,300	8,540,375	10,410,320								22,007,367	23,244,312	24,799,972	25,516,275	25,517,258	25,516,551	25,506,183	33,598,612	34,291,810	693,198	2%	8,785,627	34%
29	# of content providers																										439	492	519	519	659	771								1,404	1,533	1,701	1,730	1,729	1,727	1,724	2,072	2,156	84	4%	432	25%
30
31	PubMedCentral http://www.pubmedcentral.nih.gov/
32	# items Dec. 2011 - posted on PMC website(from ROAR) 100% fulltext - for historical purposes - for more accurate data, see PMC Free tab																						696,503		766,387	840,087	883,158		992,285	1,014,406	1,121,162	1,376,359	1,474,597	1,503,505	1,508,613	1530623 records	1,564,778	1,585,663	1,602,051	1,603,518	1,624,649	1,629,764	1,662,437	1,978,236	1,998,613	2,052,797	2,300,000	2,400,000	100,000	4%	347,203	17%
33	# journals participating in PMC (from PMC website) * PMC1 *2004 Tim Gray											152																			410	466	492	538	544	663	725	780				898	960	1,009	1,037						0
34	# journals actively participating in PMC (total minus predecessor minus no new content)											152																									615	671	721	724	832	898	960	1,009	1,037	1,084	1,302	1,360	58	4%	276	25%
35	# journals in PMC with immediate free access											128																			321	355	375	413	418	447	488	425	450	453	493	519	556	596	622	662	823	879	56	6%	217	33%
36	# journals in PMC with all articles open access											108																					257	288	293	306	398	377	362	396	426	446	480	515	532	565	702	746	44	6%	181	32%
37	# journals in PMC with some articles open access																																														208	219	11	5%	219
38	# journals that deposit ALL articles in PMC (from PMC website)																																														979	1,041	62	6%	1,041
39	# journals that deposit NIH-funded articles in PMC (from PMC website)																																														301	298	-3	-1%	298
40	# journals that deposit selected articles in PMC (from PMC website)																																														1,598	1,672	74	4%	1,672
41
42	arXiv http://arxiv.org/																			350,745	362,334	374,166	386,716		400,814	414,115	427,314	441,089	453,663	456,470	470,439	485,141	499,706	512,366	515,376	530,415	546,172	562,066	576,095	579,301	595,703	612,703	629,806	645,461	649,393	667,274	725,963	745,983	20,020	3%	78,709	12%
43
44	RePEC http://repec.org/ total items (from LogEC as of March 2012)	125,000		140,000		155,000	176,000		210,000					290,000						350,000	367,000	385,000	428,000		451,000	453,000	485,000	504,000	555,000	558,000	575,000	600,000	620,000	670,000	670,000	727,000	760,000	783,000	813,000	825,000	865,000	930,000	955,000	985,000	985,000	1,020,000	1,135,000	1,166,841	31,841	3%	146,841	14%
45	RePEC online (fulltext) (downloadable as of March 2012)			46,000		59,000	85,000		117,000					193,000	200,000					250,000	266,000	282,000	321,000		343,000	346,000	375,000	392,000	445,000	448,000	465,000	492,000	510,000	555,000	555,000	615,000	648,000	667,000	692,000	700,000	740,000	800,000	825,000	860,000	860,000	890,000	1,000,000	1,031,466	31,466	3%	141,466	16%
46	RePEc working papers																																												380,000	390,000	430,000
47	RePEc journal articles																																												585,000	605,000	675,000
48	RePEc software components																																												2,000	2,100	2,400
49	RePEc book and chapter listings																																												21,000	22,000	28,000
50	RePEc author contact and publication listings																																												26,000	27,000	30,000
51	RePEc institutional contact listings																																												11,900	12,000	12,000
52
53	E-LIS http://eprints.rclis.org/ Documents							75	382					1,847					3,035	3,095	3,539	3,885	4,285		4,871	5,375	5,976	6,578	7,012	7,104	7,523	7,976	8,200	8,654	8,711	8,976	9,292	9,594	10,011	10, 112	10,524	10,810	11,048	11,346	11,420	11,666	12,577	12,927	350	3%	1,261	11%
54
55	Social Sciences Research Network http://papers.ssrn.com/sol3/DisplayAbstractSearch.cfm
56	Abstracts																																														375,135	391,197	16,062	4%
57	Full text papers																																														307,057	320,825	13,768	4%
58	Authors																																														176,174	183,543	7,369	4%
59	Papers received in last 12 months																																														59,754	61,723	1,969	3%
60	Paper downloads - to date																																														50,059,543	52,505,621	2,446,078	5%
61	Paper downloads - last 12 months																																														8,483,445	8,746,311	262,866	3%
62	Paper downloads - last 30 days																																														582,279	937,227	354,948	38%
63
64	Open Access Mandate Policies based on ROARMAP http://www.eprints.org/openaccess/policysignup/
65	Sub-Institutional (was Departmental)																															4	4	4	4	6	13	14	18	18	21	24	24	29	29	30	33	33	0	0%	3	10%
66	Funder																															23	27	30	30	35	38	41	42	42	44	45	46	46	46	47	51	52	1	2%	5	11%
67	Institutional																															20	22	25	27	31	39	43	79	79	87	90	96	108	111	117	136	139	3	2%	22	19%
68	Multi-institutional																																											1	1	1	1	1	0	0%	0	0%
69	Thesis																																				29	33	39	39	60	61	64	70	74	76	88	89	1	1%	13	17%
70	Total																											40				46	53	59	61	72	119	131	178	178	212	220	230	254	261	271	309	314	5	2%	43	16%
71	Proposed Mandates																															8	10	11	10	14	14	15	15	15	19	19	19	20	20	21	19	19	0	0%	-2	-10%
72
73	Tracked irregularly
74	Open Journal Systems http://pkp.sfu.ca/?q=ojs
75	# of journals using OJS (Dec. 2011 OJS installations)																					800				900	1,000	*				1,400				2,000	2,968				5,000		6,600	7,500	7,500		11,500
76
77	Scientific Commons http://www.scientificcommons.org/ (added April 2, 2007) (2006 from Peter Suber's SOAN)
78	# publications																							11,682,596	12,925,869	14,554,636	15,632,539	16,200,671	16,706,571	16,845,381	18,152,316	19,582,981	22,616,309	24,152,707	24,377,854	26,430,909	27,736,849	30,547,128	32,265,678	32,265,678	34,643,707	37,057,923	38,245,864	38,245,864	38,245,864	38,245,864
79	# authors																							5,606,506	5,808,896	6,408,060	6,752,598	6,877,823	7,093,238	7,116,285	7,388,623	7,909,279	8,904,152	9,409,240	n/a
80	# repositories																							838	840	849	869	881	891	893	902	908	954	963	965	981	1,004	1,124	1,158	1,158	1,196	1,212	1,269	1,269	1,269	1,269
81
82
83	Open data policies (journals) - from OAD http://oad.simmons.edu/oadwiki/Journal_open-data_policies																																												14	14		16
84
85	Open Content Alliance / Internet Archive
86	# books under OCA principles or public domain hosted by Internet Archives																																						1,600,000	1,600,000
87
88	Internet Archive
89	Moving images (movies)																																															630413
90	Live music archive (concerts)																																															100275
91	Audio (recordings)																																															1200514
92	Texts																																															3310050
93
94	No longer tracked as of December 2010
95	Mendeley http://www.mendeley.com/stats/ (login required - free registration)
96	metadata records																																												56,750,918	75,917,569
97	articles downloadable for free																																												297,189	804,392
98	metadata records - social sciences																																													4,578,446
99	articles downloadable for free - social sciences																																													47,449
100																												40