most bb/pa in a season with a minimum of 400 pa

Barry Bonds has the most walks per plate appearance with 400+ plate appearances in a season, with 0.38 in 2004.

Interpreted as:

most bb/pa by a player in a season with a minimum of 400 pa

	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	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
7	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
8	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
9	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
10	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
11	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
12	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
13	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
14	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
15	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
16	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
17	Jack Crooks J. Crooks	0.23	583	136	1892	STL	128	445	82	95	7	4	7	38	2	52	23		131	18					.213	.400	.294	.694	98	20.1	.363	113	10.9
18	Barry Bonds B. Bonds	0.23	493	115	2006	SFG	130	367	74	99	23	0	26	77	10	51	3	0	200	49	0	1	38	9	.270	.454	.545	.999	95	32.7	.409	146	29.5
19	Ted Williams T. Williams	0.23	672	156	1946	BSA	150	514	142	176	37	8	38	123	2	44	0	0	343	83	0			12	.342	.497	.667	1.164	166	95.8	.525	214	87.5
20	John McGraw J. McGraw	0.23	539	124	1899	BAL	117	399	140	156	13	3	1	33	14	21	73		178	17	2				.391	.547	.446	.994	140	65.2	.494	178	61.2
21	Jimmy Wynn J. Wynn	0.23	653	148	1969	HOU	149	495	113	133	17	1	33	87	3	142	23	7	251	51	2	5	14	5	.269	.436	.507	.943	122	52.2	.421	166	49.5
22	Roy Cullenbine R. Cullenbine	0.23	607	137	1947	DET	142	464	82	104	18	1	24	78	0	51	3	2	196	43	6			10	.224	.401	.422	.823	95	25.9	.391	131	22.1
23	Barry Bonds B. Bonds	0.22	675	151	1996	SFG	158	517	122	159	27	3	42	129	1	76	40	7	318	72	0	6	30	11	.308	.461	.615	1.076	151	63.7	.446	179	67.8
24	Jack Clark J. Clark	0.22	593	132	1989	SDP	142	455	76	110	19	1	26	94	1	145	6	2	209	46	0	5	18	10	.242	.410	.459	.869	97	32.6	.386	151	32.9
25	Ted Williams T. Williams	0.22	730	162	1949	BSA	155	566	150	194	39	3	43	159	2	48	1	1	368	85	0			22	.343	.490	.650	1.141	182	95.5	.511	187	82.2