most walks per plate appearance in a season minimum 100 plate appearances

Barry Bonds has the most walks per plate appearance with 100+ plate appearances in a season, with 0.38 in 2004.

Interpreted as:

most walks per plate appearance by a player in a season minimum 100 plate appearances

	NAME	BB/PA	PA	BB	SEASON	TM	G	AB	R	H	2B	3B	HR	RBI	HBP	SO	SB	CS	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS	WRC	WRAA	WOBA	WRC+	BRAA
1	Barry Bonds B. Bonds	0.38	617	232	2004	SFG	147	373	129	135	27	3	45	101	9	41	6	1	303	75	0	3	120	5	.362	.609	.812	1.422	185	108	.537	233	105.7
2	Barry Bonds B. Bonds	0.32	612	198	2002	SFG	143	403	117	149	31	2	46	110	9	47	9	2	322	79	0	2	68	4	.370	.582	.799	1.381	183	110	.544	244	109.9
3	Barry Bonds B. Bonds	0.28	477	132	2007	SFG	126	340	75	94	14	0	28	66	3	54	5	0	192	42	0	2	43	13	.276	.480	.565	1.045	98	38.7	.428	158	35.8
4	Barry Bonds B. Bonds	0.27	550	148	2003	SFG	130	390	111	133	22	1	45	90	10	58	7	0	292	68	0	2	61	7	.341	.529	.749	1.278	148	80.5	.503	212	79.4
5	Barry Bonds B. Bonds	0.27	664	177	2001	SFG	153	476	129	156	32	2	73	137	9	93	13	3	411	107	0	2	35	5	.328	.515	.863	1.379	200	117.7	.537	234	116.6
6	Ferris Fain F. Fain	0.26	358	94	1955	TOT	114	258	32	67	11	0	2	31	1	25	5	1	84	13	2	3	3	10	.260	.455	.326	.781	56	14.6	.379	127	12.1
7	Ted Williams T. Williams	0.26	526	136	1954	BOS	117	386	93	133	23	1	29	89	1	32	0	0	245	53	0	3		10	.345	.513	.635	1.148	131	71.1	.507	207	65.5
8	Mickey Cochrane M. Cochrane	0.26	178	46	1936	DET	44	126	24	34	8	0	2	17	0	15	1	1	48	10	6				.270	.465	.381	.846	33	9.8	.415	123	6.2
9	Dick Dietz D. Dietz	0.26	191	49	1973	ATL	83	139	22	41	8	1	3	24	0	25	0	0	60	12	1	2	4	6	.295	.474	.432	.905	35	13.8	.414	153	11.7
10	Willie McGill W. McGill	0.25	137	34	1891	TOT	41	103	16	15	1	1	0	4	0	27	2		18	2					.146	.358	.175	.532	17	-2.7	.307	75	-5.3
11	John Jaha J. Jaha	0.25	133	33	2000	OAK	33	97	14	17	1	0	1	5	3	38	1	0	21	2	0	0	0	4	.175	.398	.216	.615	15	-2.2	.322	86	-2.5
12	Augie Galan A. Galan	0.25	106	26	1948	CIN	54	77	18	22	3	2	2	16	1	4	0		35	7	2			2	.286	.471	.455	.926	21	8.2	.440	158	7.6
13	Jack Clark J. Clark	0.24	558	136	1987	STL	131	419	93	120	23	1	35	106	0	139	1	2	250	59	0	3	13	5	.286	.459	.597	1.055	124	55.2	.445	177	54
14	Babe Ruth B. Ruth	0.24	616	150	1920	NYY	142	458	158	172	36	9	54	135	3	80	14	14	388	99	5				.376	.532	.847	1.379	191	120.9	.597	237	110.5
15	Babe Ruth B. Ruth	0.24	699	170	1923	NYY	152	522	151	205	45	13	41	130	4	93	17	21	399	99	3				.393	.545	.764	1.309	211	124.7	.571	230	120.4
16	Mickey Mantle M. Mantle	0.24	502	122	1962	NYY	123	377	96	121	15	1	30	89	1	78	9	0	228	46	0	2	9	4	.321	.486	.605	1.091	118	59.5	.472	192	57.6
17	Ted Williams T. Williams	0.24	606	147	1941	BSA	143	456	135	185	33	3	37	120	3	27	2	4	335	73	0			10	.406	.553	.735	1.287	179	108.8	.568	221	96.9
18	Yank Robinson Y. Robinson	0.24	417	101	1890	PTP	98	306	59	70	10	3	0	38	10	33	17		86	13					.229	.434	.281	.715	81	17	.386	115	10.9
19	Max Bishop M. Bishop	0.24	341	82	1934	BSA	97	253	65	66	13	1	1	22	2	22	3	2	84	15	4				.261	.445	.332	.777	55	12.6	.387	113	6.4
20	Mark McGwire M. McGwire	0.24	681	162	1998	STL	155	509	130	152	21	0	70	147	6	155	1	0	383	91	0	4	28	8	.299	.470	.752	1.222	176	91.7	.492	205	90.7
21	Mark McGwire M. McGwire	0.24	321	76	2000	STL	89	236	60	72	8	0	32	73	7	78	1	0	176	40	0	2	12	5	.305	.483	.746	1.229	85	42.8	.494	195	41.7
22	Jack Clark J. Clark	0.24	442	104	1990	SDP	115	334	59	89	12	1	25	62	2	91	4	3	178	38	0	2	11	12	.266	.441	.533	.974	86	37	.427	167	34.4
23	Tommy Glaviano T. Glaviano	0.24	102	24	1953	PHN	53	74	17	15	1	2	3	5	2	20	2	0	29	6	2			4	.203	.410	.392	.802	16	3.6	.380	120	2.6
24	Mickey Mantle M. Mantle	0.23	623	146	1957	NYY	144	474	121	173	28	6	34	94	0	75	16	3	315	68	0	3	23	5	.365	.512	.665	1.177	157	87.1	.498	217	86
25	Ted Williams T. Williams	0.23	693	162	1947	BSA	156	528	125	181	40	9	32	114	2	47	0	1	335	81	1			10	.343	.499	.634	1.133	170	91.3	.508	207	86.2