Membership statistics

Most recent stats

These statistics are per the first of the month. Hover over each header for a description.

Month	Mn	Ma	Mw	Mc
November 2019	989	381	38	26
October 2019	1040	397	38	26
September 2019	1027	504	39	27
August 2019	1024	506	37	27
July 2019	1024	506	37	25
June 2019	1017	511	37	25
May 2019	1020	513	36	26
April 2019	1017	513	36	27
March 2019	1002	519	33	27
February 2019	996	518	30	29
January 2019	983	515	24	29
December 2018	972	515	20	28

Number of OSMF members over time for each membership category separately - line graph

Number of OSMF members over time showing membership categories. This is a stacked graph which means the total height of the coloured area shows the total number of members.

Members count by continent. This shows a rough geographic distribution of memberships.

Month	Mn	Ma	Mc
November 2018	688	342	28
October 2018	638	320	27
September 2018	642	320	27
August 2018	634	323	27
July 2018	629	324	27
June 2018	625	323	27
May 2018	629	326	27
April 2018	629	325	27
March 2018	627	323	24
February 2018	626	322	24
January 2018	620	320	26
December 2017	593	305	24
November 2017	537	233	25
October 2017	435	221	25
September 2017	406	216	25
August 2017	409	229	26
July 2017	408	234	26
June 2017	419	240	26
May 2017	420	242	26
April 2017	417	241	24
March 2017	414	245	22
February 2017	413	254	21
January 2017	410	257	21
December 2016	397	255	19
November 2016	396	262	19
October 2016	401	291	17
September 2016	390	316	17
August 2016	386	326	17
July 2016	381	326	16
June 2016	378	328	16
May 2016	373	333	16
April 2016	371	336	16
March 2016	367	340	16
February 2016	361	340	15
January 2016	359	344	15

Month	Mn	Ma	Mc	N	R	A	T
December 2015	350	351	18	34	11	196	5
November 2015	316	361	13	23	22	210	2
October 2015	296	360	13	15	65	149	10
September 2015	285	366	13	15	64	146	12
August 2015	284	365	12	14	85	142	8
July 2015	283	360	12	31	43	133	8
June 2015	274	348	11	15	34	134	10
May 2015	272	345	10	6	58	140	8
April 2015	273	346	10	8	19	133	3
March 2015	271	343	10	2	14	133	5
February 2015	272	346	9	9	21	127	7
January 2015	273	345	7	9	23	104	3
December 2014	246	366	7	21	18	105	2
November 2014	238	357	5	84	13	182	7
October 2014	182	336	5	12	6	218	12
September 2014	178	340	5	8	38	235	18
August 2014	172	356	5	4	89	208	4
July 2014	166	363	4	6	48	199	6
June 2014	166	363	4	12	37	206	11
May 2014	161	367	4	9	61	160	3
April 2014	159	364	3	4	18	153	7
March 2014	153	373	3	9	23	161	7
February 2014	147	379	1	10	31	143	2
January 2014	142	376	1	6	21	140	3

At December 31st, 2013 the OSMF had 519 members.

Month	M	N	R	A	T
December 2013	515	8	13	130	0
November 2013	505	2	8	122	3
October 2013	508	19	9	117	16
September 2013	505	19	52	99	13
August 2013	499	11	83	179	6
July 2013	494	14	39	172	12
June 2013	492	15	29	169	20
May 2013	497	9	54	172	0
April 2013	488	5	12	165	5
March 2013	488	5	24	158	4
February 2013	487	7	33	142	0
January 2013	480	7	17	133	3
December 2012	476	4	10	130	1
November 2012	473	6	2	130	1
October 2012	468	11	6	128	0
September 2012	448	42	57	88	3
August 2012	409	3	60	55	8

M = Total number of all types of members at the first of the month
Mn = Total number of normal members at the first of the month
Ma = Total number of associate members at the first of the month
Mc = Total number of corporate members at the first of the month
Mw = Total number of fee waiver members at the first of the month
N = New members in previous month
R = Members up for renewal this month
A = Members in arrears (behind on payment) at the first of the month
T = Terminated memberships in previous month (more than a year behind on payment)