most walks per nine innings in a season since 1900 minimum 15 ip

Since 1900, Red Bullock has walked the best walks per nine innings with 15.0+ innings pitched in a season, with 19.98 BB/9 in 1936.

Interpreted as:

most walks per nine innings by a player in a season since 1900 minimum 15 ip

	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	Red Bullock R. Bullock	19.98	16.2	1936	PHA	12	0	2	.000	2	14.04	7	0	0	0	19	26	32	0	37	0	3		108	5	3.78	0.19	0.00	6.5	34.3	3.36	.297	17.28	276	9.08	187	10.26	-7.7
2	Rob Dibble R. Dibble	15.72	26.1	1995	TOT	31	1	2	.333	0	7.18	26	0	0	1	16	21	21	2	46	3	8	2	143	8	8.89	0.57	0.68	18.2	32.2	2.35	.212	7.18	153	7.69	166	5.47	-9.1
3	Ralph Lumenti R. Lumenti	15.43	21.0	1958	WSH	8	1	2	.333	4	8.57	20	0	0	0	21	20	20	2	36	1	1	0	117	5	8.57	0.56	0.86	17.1	30.8	2.71	.328	8.57	223	7.09	183	9.00	-7.3
4	Trevor Rosenthal T. Rosenthal	15.26	15.1	2019	TOT	22	0	1	.000	0	13.50	17	0	0	0	11	23	24	0	26	4	8	0	85	9	9.98	0.65	0.00	20.0	30.6	2.41	.289	14.09	301	6.85	152	6.46	-3.9
5	Mark Wohlers M. Wohlers	14.61	20.1	1998	ATL	27	0	1	.000	0	10.18	22	0	0	8	18	23	23	2	33	1	17	0	113	7	9.74	0.67	0.89	19.5	29.2	2.51	.291	10.18	243	7.26	171	7.97	-6.9
6	Stu Flythe S. Flythe	13.96	39.1	1936	PHA	17	0	0		3	13.04	14	0	0	0	49	57	63	4	61	3	9		229	16	3.20	0.23	0.92	6.1	26.6	2.80	.306	14.42	256	8.76	180	11.21	-16.8
7	George Curry G. Curry	13.79	15.2	1911	SLA	3	0	3	.000	3	7.47	2	0	0	0	19	13	15	0	24	0	0		80	1	1.15	0.08	0.00	2.5	30.0	2.74	.352	8.62	228	7.11	227	10.91	-7.1
8	Brad Pennington B. Pennington	13.72	20.1	1996	TOT	22	0	2	.000	0	6.20	20	0	0	0	11	14	15	2	31	0	8	1	102	2	8.85	0.65	0.89	19.6	30.4	2.07	.184	6.64	123	7.05	144	4.87	-4.8
9	Mickey McDermott M. McDermott	13.50	23.1	1948	BSA	7	0	0		0	6.17	17	0	0	0	16	16	18	2	35	1	5		114	3	6.56	0.49	0.77	14.9	30.7	2.19	.237	6.94	134	6.95	155	6.17	-5.9
10	Dontrelle Willis D. Willis	13.13	24.0	2008	DET	8	0	2	.000	7	9.38	18	0	0	0	18	25	25	4	35	1	0	1	122	5	6.75	0.51	1.50	14.8	28.7	2.21	.219	9.38	214	8.29	190	6.75	-10.4
11	Pete Naktenis P. Naktenis	13.02	18.2	1936	PHA	7	0	1	.000	1	12.54	18	0	0	0	24	26	26	2	27	2	3		104	2	8.68	0.67	0.96	17.3	26.0	2.73	.400	12.54	246	7.39	152	11.57	-5.2
12	Kevin Ritz K. Ritz	12.91	15.1	1991	DET	11	0	3	.000	5	11.74	9	0	0	0	17	20	22	1	22	2	3	1	86	0	5.28	0.41	0.59	10.5	25.6	2.54	.308	12.91	284	7.22	173	9.98	-5
13	Rex Barney R. Barney	12.83	33.2	1950	BKN	20	2	1	.667	1	6.42	23	0	0	0	25	24	26	6	48	2	5		167	7	6.15	0.48	1.60	13.8	28.7	2.17	.216	6.95	153	7.99	185	6.68	-13.6
14	Sandy Burk S. Burk	12.57	19.1	1910	BKN	4	0	3	.000	3	6.05	14	1	0	0	17	13	16	0	27	2	1		95	3	6.52	0.52	0.00	14.7	28.4	2.28	.327	7.45	206	5.37	188	7.91	-5.6
15	Jumbo Brown J. Brown	12.54	18.2	1927	CLE	8	0	2	.000	0	6.27	8	0	0	0	19	13	14	3	26	1	6		98	1	3.86	0.31	1.45	8.2	26.5	2.41	.267	6.75	150	8.60	208	9.16	-9.1
16	Joe Decker J. Decker	12.30	26.1	1975	MIN	10	1	3	.250	7	8.54	8	1	0	0	25	25	25	2	36	0	2	0	135	5	2.73	0.22	0.68	5.9	26.7	2.32	.258	8.54	222	7.06	185	8.54	-9.5
17	Brad Pennington B. Pennington	12.12	16.1	1995	TOT	14	0	1	.000	0	6.61	17	0	0	0	12	12	15	1	22	1	4	1	80	4	9.37	0.77	0.55	21.3	27.5	2.08	.282	8.27	149	6.04	135	6.61	-2.8
18	Ray Shore R. Shore	11.96	23.1	1949	SLA	13	0	1	.000	0	10.80	13	0	0	0	27	28	30	3	31	2	4		125	4	5.01	0.42	1.16	10.4	24.8	2.49	.316	11.57	243	7.31	164	10.41	-6.9
19	Bill McTigue B. McTigue	11.92	37.0	1911	BSN	14	0	5	.000	8	7.05	23	0	0	0	37	29	32	3	49	2	4		183	3	5.59	0.47	0.73	12.6	26.8	2.32	.321	7.78	196	6.71	179	9.00	-11.2
20	Earl Wilson E. Wilson	11.79	23.2	1959	BOS	9	1	1	.500	4	6.08	17	0	0	0	21	16	17	2	31	0	3	0	122	1	6.46	0.55	0.76	13.9	25.4	2.20	.264	6.46	150	6.13	148	7.99	-4.9
21	Vallie Eaves V. Eaves	11.57	18.2	1940	CWS	5	0	2	.000	3	6.75	11	0	0	0	22	14	16	2	24	1	1		98	2	5.30	0.46	0.96	11.2	24.5	2.46	.333	7.71	156	7.07	166	10.61	-5.9
22	Dave DeBusschere D. DeBusschere	11.50	18.0	1962	CWS	12	0	0		0	2.00	8	0	0	0	5	4	7	1	23	1	9	1	82	2	4.00	0.35	0.50	9.8	28.0	1.56	.082	3.50	51	6.45	162	2.50	-5
23	Tom Drake T. Drake	11.40	15.0	1939	CLE	8	0	1	.000	1	9.00	1	0	0	0	23	15	18	2	19	2	3		86	0	0.60	0.05	1.20	1.2	22.1	2.80	.339	10.80	201	8.77	203	13.80	-7.7
24	Lou Kretlow L. Kretlow	11.36	35.2	1950	TOT	20	0	2	.000	3	7.07	24	0	0	0	42	28	32	3	45	2	11		189	0	6.06	0.53	0.76	12.7	23.8	2.44	.339	8.07	151	6.29	141	10.60	-7.1
25	Toby Borland T. Borland	11.34	16.2	1997	TOT	16	0	1	.000	0	7.56	8	0	0	1	17	14	14	2	21	3	5	0	89	3	4.32	0.38	1.08	9.0	23.6	2.28	.273	7.56	179	8.02	189	9.18	-7.2