SIGIR Membership Statistics

Fiscal Year 1990-2024

SIGIR	Professional	Student	Affiliate	Designee	Total	Subscribers

FY 2024	474	325		72	871
FY 2023	428	155	303		886
FY 2022	429	105	381	0	915	2
FY 2021	431	105	327	0	863	6
FY 2020	438	100	212	0	750	5
FY 2019	494	116	277	0	887	13
FY 2018	498	102	273	0	873	21
FY 2017	516	101	312	0	929	22
FY 2016	581	101	409	0	1091	34
FY 2015	579	81	270	0	930	46
FY 2014	636	66	122	0	824	31
FY 2013	662	58	94	1	815	38
FY 2012	719	86	225	1	1031	46
FY 2011	743	74	89	1	907	71
FY 2010	766	92	120	2	980	67
FY 2009	801	78	145	2	1026	80
FY 2008	854	102	311	2	1269	72
FY 2007	859	106	567	2	1534	84
FY 2006	832	112	166	2	1112	63
FY 2005	868	121	307	3	1299	71
FY 2004	834	138	173	3	1148	79
FY 2003	806	150	264	3	1223	88
FY 2002	770	134	167	4	1075	113
FY 2001	801	146	24	1	972	119
FY 2000	822	154	22	1	999	127
FY 1999	842	165	11	17	1035	141
FY 1998	913	181	13	18	1125	155
FY 1997	977	182	14	17	1190	162
FY 1996	1067	200	32	18	1317	128
FY 1995	1086	211	8	21	1326	168
FY 1994	1204	215	10	24	1453	172
FY 1993	1335	222	11		1568	146
FY 1992	1501	220	9		1730	151
FY 1991	1484	202	10		1696	156
FY 1990	1524	169	6		1699	173

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