Table 3.

Weighted percent and unweighted number of US abortion clinics, and unweighted ratio of clinics per 100,000 women of reproductive age, by weeks of pregnancy gestation and by policy climate, 2017

	National			Supportive states			Middle-ground states			Hostile states
Weeks	% of clinics	No. of clinics (unweighted)	Clinics per 100,000 women aged 15–44 (unweighted)	% of clinics	No. of clinics (unweighted)	Clinics per 100,000 women aged 15–44 (unweighted)	% of clinics	No. of clinics (unweighted)	Clinics per 100,000 women aged 15–44 (unweighted)	% of clinics	No. of clinics (unweighted)	Clinics per 100,000 women aged 15–44 (unweighted)
4	49	323	0.51	53	187	0.98	32	26	0.35	48	107	0.29
5	86	561	0.88	91	311	1.62	67	56	0.76	87	191	0.51
6	99	639	1.00	100	341	1.78	95	78	1.06	98	216	0.58
7	100	646	1.01	100	341	1.78	100	83	1.12	99	218	0.59
8	99	642	1.00	99	338	1.76	99	82	1.11	99	218	0.59
9	99	641	1.00	98	337	1.76	99	82	1.11	99	218	0.59
10	95	618	0.97	95	324	1.69	98	81	1.10	95	209	0.56
11	64	413	0.65	52	175	0.91	62	52	0.70	83	182	0.49
12	64	412	0.64	51	173	0.90	62	52	0.70	84	183	0.49
13	59	384	0.60	46	159	0.83	58	49	0.66	79	172	0.46
14	50	324	0.51	38	131	0.68	54	46	0.62	66	143	0.38
15	43	280	0.44	28	99	0.52	52	45	0.61	61	133	0.36
16	36	237	0.37	24	83	0.43	43	37	0.50	53	114	0.31
17	31	204	0.32	20	67	0.35	40	35	0.47	46	99	0.27
18	28	184	0.29	18	61	0.32	33	29	0.39	42	91	0.24
19	26	169	0.26	15	53	0.28	31	27	0.37	40	86	0.23
20	22	138	0.22	13	43	0.22	26	22	0.30	33	71	0.19
21	18	118	0.18	12	40	0.21	21	17	0.23	27	59	0.16
22	13	81	0.13	11	37	0.19	18	15	0.20	13	27	0.07
23	10	63	0.10	10	34	0.18	15	12	0.16	7	15	0.04
24	6	34	0.05	7	24	0.13	3	2	0.03	3	6	0.02

Sources: population data, 2017 — Vintage 2017 postcensal estimates of the resident population of the United States, reference 24.