An in-depth investigation of the causes of persistent low membership of community-based health insurance: a case study of the mutual health organisation of Dar Naïm, Mauritania

Table 3 Drop-out rate

	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012
Registered beneficiaries on January 1st	8869	9655	4894	6223	6696	7207	7054	6234	5672	4950
New beneficiaries in the six first months^a		735	1017	795	841	4215	652	648	774	685
Total beneficiaries on June 30th		10,390	5911	7018	7537	11,422	7706	6882	6446	5635
Terminated beneficiaries on December 31st		6188	705	1568	1741	4851	1828	1497	2152	0
Drop-out rate		0.60	0.12	0.22	0.23	0.42	0.24	0.22	0.33	0.00

ISSN: 1472-6963