lowest bb/9 in a season with 200+ innings pitched since 1920

Since 1920, Babe Adams has walked the worst walks per nine innings with 200.0+ innings pitched in a season, with 0.62 BB/9 in 1920.

Interpreted as:

lowest bb/9 by a player in a season with 200+ innings pitched since 1920

	NAME	BB/9	IP	SEASON	TM	G	W	L	W%	GS	ERA	SO	CG	SHO	SV	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP	K/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	ERA-	FIP	FIP-	H/9	PRAA
1	Babe Adams B. Adams	0.62	263.0	1920	PIT	35	17	13	.567	33	2.16	84	18	8	2	240	63	83	6	18	1	2		1,035	5	2.87	4.67	0.21	8.1	1.7	0.98	.253	2.84	68	2.62	79	8.21	20.2
2	Phil Hughes P. Hughes	0.69	209.2	2014	MIN	32	16	10	.615	32	3.52	186	1	0	0	221	82	88	16	16	5	0	1	855	1	7.98	11.63	0.69	21.8	1.9	1.13	.324	3.78	90	2.65	69	9.49	27.2
3	Red Lucas R. Lucas	0.74	219.2	1933	CIN	29	10	16	.385	29	3.40	40	21	3	0	248	83	106	13	18	2	0		902	1	1.64	2.22	0.53	4.4	2.0	1.21	.283	4.34	104	3.48	99	10.16	0.1
4	Cliff Lee C. Lee	0.76	212.1	2010	TOT	28	12	9	.571	28	3.18	185	7	1	0	195	75	84	16	18	1	0	2	843	3	7.84	10.28	0.68	21.9	2.1	1.00	.287	3.56	75	2.58	61	8.27	38.1
5	Bob Tewksbury B. Tewksbury	0.77	233.0	1992	STL	33	16	5	.762	32	2.16	91	5	0	0	217	56	63	15	20	3	1	0	915	2	3.52	4.55	0.58	9.9	2.2	1.02	.257	2.43	62	3.13	89	8.38	9.9
6	Greg Maddux G. Maddux	0.77	232.2	1997	ATL	33	19	4	.826	33	2.20	177	5	2	0	200	57	58	9	20	6	0	6	893	0	6.85	8.85	0.35	19.8	2.2	0.95	.280	2.24	53	2.42	58	7.74	46.2
7	Bob Tewksbury B. Tewksbury	0.84	213.2	1993	STL	32	17	10	.630	32	3.83	97	2	0	0	258	91	99	15	20	6	0	1	907	2	4.09	4.85	0.63	10.7	2.2	1.30	.316	4.17	97	3.35	84	10.87	15.7
8	David Wells D. Wells	0.85	213.0	2003	NYY	31	15	7	.682	30	4.14	101	4	1	0	242	98	101	24	20	8	0	0	887	3	4.27	5.05	1.01	11.4	2.3	1.23	.297	4.27	92	3.94	88	10.23	12.4
9	LaMarr Hoyt L. Hoyt	0.86	210.1	1985	SDP	31	16	8	.667	31	3.47	83	8	3	0	210	81	85	20	20	2	0	2	839	0	3.55	4.15	0.86	9.9	2.4	1.09	.266	3.64	99	3.44	93	8.99	6
10	Grover Alexander G. Alexander	0.89	305.0	1923	CHC	39	22	12	.647	36	3.19	72	26	3	2	308	108	128	17	30	0	2		1,246	2	2.12	2.40	0.50	5.8	2.4	1.11	.258	3.78	79	3.48	87	9.09	17.9
11	Tiny Bonham T. Bonham	0.96	226.0	1942	NYY	28	21	5	.808	27	2.27	71	22	6	0	199	57	65	11	24	1	1		872	1	2.83	2.96	0.44	8.1	2.8	0.99	.246	2.59	63	2.75	80	7.92	17.6
12	Greg Maddux G. Maddux	0.99	209.2	1995	ATL	28	19	2	.905	28	1.63	181	10	3	0	147	38	39	8	23	4	0	3	785	1	7.77	7.87	0.34	23.1	2.9	0.81	.244	1.67	39	2.25	52	6.31	46.9
13	Gary Nolan G. Nolan	1.02	239.1	1976	CIN	34	15	9	.625	34	3.46	113	7	1	0	232	92	96	28	27	1	0	3	953	2	4.25	4.19	1.05	11.9	2.8	1.08	.260	3.61	98	3.56	102	8.72	-1.8
14	Fergie Jenkins F. Jenkins	1.02	325.0	1971	CHC	39	24	13	.649	39	2.77	263	30	3	0	304	100	114	29	37	5	0	6	1,299	3	7.28	7.11	0.80	20.2	2.8	1.05	.285	3.16	73	2.38	64	8.42	45.3
15	Greg Maddux G. Maddux	1.03	245.0	1996	ATL	35	15	11	.577	35	2.72	172	5	1	0	225	74	85	11	28	3	0	11	978	4	6.32	6.14	0.40	17.6	2.9	1.03	.280	3.12	64	2.72	62	8.27	44.4
16	Brad Radke B. Radke	1.03	200.2	2005	MIN	31	9	12	.429	31	4.04	117	3	1	0	214	90	98	33	23	7	0	1	831	2	5.25	5.09	1.48	14.1	2.8	1.18	.278	4.40	94	4.43	106	9.60	-5.8
17	Brad Radke B. Radke	1.04	226.0	2001	MIN	33	15	11	.577	33	3.94	137	6	2	0	235	99	105	24	26	10	0	0	919	4	5.46	5.27	0.96	14.9	2.8	1.15	.292	4.18	86	3.69	85	9.36	16.4
18	Brian Anderson B. Anderson	1.04	208.0	1998	ARI	32	12	13	.480	32	4.33	95	2	1	0	221	100	109	39	24	4	0	2	845	3	4.11	3.96	1.69	11.2	2.8	1.18	.266	4.72	100	5.06	116	9.56	-16.3
19	Greg Maddux G. Maddux	1.04	233.0	2001	ATL	34	17	11	.607	34	3.05	173	3	3	0	220	79	86	20	27	7	0	10	927	2	6.68	6.41	0.77	18.7	2.9	1.06	.286	3.32	71	3.11	71	8.50	32.4
20	Paul Derringer P. Derringer	1.05	301.0	1939	CIN	38	25	7	.781	35	2.93	128	28	5	0	321	98	115	15	35	3	1		1,245	2	3.83	3.66	0.45	10.3	2.8	1.18	.288	3.44	77	3.15	80	9.60	27.2
21	Juan Marichal J. Marichal	1.05	307.1	1966	SFG	37	25	6	.806	36	2.23	222	25	4	0	228	76	88	32	36	5	1	3	1,180	3	6.50	6.17	0.94	18.8	3.1	0.86	.221	2.58	62	2.86	82	6.68	21.3
22	Carl Hubbell C. Hubbell	1.06	313.0	1934	NYG	49	21	12	.636	35	2.30	118	25	5	8	286	80	100	17	37	2	11		1,255	2	3.39	3.19	0.49	9.4	2.9	1.03	.249	2.88	58	3.45	87	8.22	18.2
23	Brad Radke B. Radke	1.07	219.2	2004	MIN	34	11	8	.579	34	3.48	143	1	1	0	229	85	92	23	26	6	0	1	901	2	5.86	5.50	0.94	15.9	2.9	1.16	.293	3.77	75	3.54	81	9.38	21
24	LaMarr Hoyt L. Hoyt	1.07	260.2	1983	CWS	36	24	10	.706	36	3.66	148	11	1	0	236	106	115	27	31	1	0	4	1,034	1	5.11	4.77	0.93	14.3	3.0	1.02	.253	3.97	88	3.32	82	8.15	20.5
25	Roy Halladay R. Halladay	1.08	250.2	2010	PHI	33	21	10	.677	33	2.44	219	9	4	0	231	68	74	24	30	6	0	1	993	5	7.86	7.30	0.86	22.1	3.0	1.04	.290	2.66	61	3.00	75	8.29	27.6