which player has the highest career (bb/so) ratio, 3000+ pa

Joe Sewell has the most career walks per strikeout when making 3,000+ plate appearances, with 7.39.

	NAME	(BB/SO)	PA	BB	SO	G	AB	R	H	2B	3B	HR	RBI	HBP	SB	CS	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS	WRC	WRAA	WOBA	WRC+	BRAA
1	Joe Sewell J. Sewell	7.39	8,329	842	114	1,903	7,132	1,141	2,226	436	68	49	1,054	80	74		2,945	553	275				.312	.391	.413	.804	1251	210.1	.377	111	124
2	John McGraw J. McGraw	5.39	4,940	836	155	1,100	3,924	1,024	1,309	121	70	13	462	134	436		1,609	204	46				.334	.466	.410	.876	1083	354	.433	141	309
3	Cupid Childs C. Childs	4.03	6,191	919	228	1,329	5,125	1,105	1,551	172	87	18	654	57	213		1,951	277	90				.303	.414	.381	.795	1168	246.6	.393	119	191.2
4	Mickey Cochrane M. Cochrane	3.95	6,206	857	217	1,482	5,169	1,041	1,652	333	64	119	830	29	64		2,470	516	151				.320	.419	.478	.897	1128	344.9	.413	132	269.2
5	Tommy Holmes T. Holmes	3.93	5,565	480	122	1,320	4,992	698	1,507	292	47	88	581	24	40	0	2,157	427	69			96	.302	.366	.432	.798	791	176	.375	122	142.8
6	Willie Keeler W. Keeler	3.85	9,610	524	136	2,123	8,591	1,719	2,932	241	145	33	810	129	495		3,562	419	366				.341	.388	.415	.802	1640	406.6	.383	124	330.8
7	Billy Hamilton B. Hamilton	3.75	6,248	1,015	271	1,299	5,124	1,399	1,808	208	70	35	605	62	682		2,261	313	47				.353	.465	.441	.907	1439	507.7	.441	145	447.5
8	Tommy McCarthy T. McCarthy	3.57	3,436	371	104	750	3,003	620	895	109	31	35	512	29	219		1,171	175	33				.298	.381	.390	.770	610	74.5	.373	105	29.3
9	Tristram Speaker T. Speaker	3.51	11,988	1,381	394	2,789	10,195	1,882	3,514	792	222	117	1,531	103	436		5,101	1,131	309				.345	.428	.500	.928	2264	921	.436	157	812.3
10	Ferris Fain F. Fain	3.46	4,904	904	261	1,151	3,930	595	1,139	213	30	48	570	18	46	12	1,556	291	44	8	3	117	.290	.424	.396	.820	777	203	.390	127	161
11	Arky Vaughan A. Vaughan	3.39	7,721	937	276	1,817	6,622	1,173	2,103	356	128	96	926	46	118		3,003	580	116			32	.318	.406	.453	.859	1306	378.3	.399	138	364.7
12	Rick Ferrell R. Ferrell	3.36	7,072	931	277	1,884	6,028	687	1,692	324	45	28	734	10	29		2,190	397	103			55	.281	.378	.363	.741	945	86.8	.353	98	-15.5
13	Nellie Fox N. Fox	3.33	10,349	719	216	2,367	9,232	1,279	2,663	355	112	35	790	142	76	75	3,347	502	208	48	24	175	.288	.348	.363	.710	1186	2.9	.325	96	-53.4
14	Dummy Hoy D. Hoy	3.32	6,619	768	231	1,412	5,612	1,147	1,624	210	99	37	604	109	440		2,143	346	130				.289	.385	.382	.767	1134	164.4	.375	111	97.5
15	Elmer Valo E. Valo	3.32	6,091	942	284	1,806	5,029	768	1,420	228	73	58	601	38	110	30	1,968	359	65	17	12	111	.282	.398	.391	.790	885	190.1	.373	117	129.9
16	Andy High A. High	3.27	4,969	425	130	1,314	4,400	618	1,250	195	65	44	482	19	33		1,707	304	125				.284	.350	.388	.738	612	-12.6	.345	95	-38.9
17	Eddie Collins E. Collins	3.2	12,037	1,499	468	2,826	9,949	1,821	3,315	438	187	47	1,300	77	741		4,268	672	512				.333	.424	.429	.853	2032	693.4	.409	144	619.7
18	Charlie Gehringer C. Gehringer	3.19	10,237	1,186	372	2,323	8,860	1,775	2,839	574	146	184	1,427	50	181		4,257	904	141			27	.320	.404	.480	.884	1797	516.6	.405	124	350
19	Ossie Vitt O. Vitt	3.18	4,486	455	143	1,065	3,760	561	894	106	48	4	298	12	114		1,108	158	259				.238	.322	.295	.617	413	-56.2	.305	82	-96
20	Roger Connor R. Connor	3.16	3,493	477	151	792	2,983	601	894	179	76	58	527	24	114		1,399	313	9				.300	.400	.469	.869	721	177.8	.409	129	160.4
21	Johnny Pesky J. Pesky	3.04	5,516	662	218	1,270	4,745	867	1,455	226	50	17	404	25	53	15	1,832	293	83	1		82	.307	.394	.386	.780	781	149.1	.371	111	72
22	Hugh Duffy H. Duffy	2.96	6,244	550	186	1,393	5,566	1,189	1,836	258	92	80	1,090	24	431		2,518	430	104				.330	.393	.452	.845	1220	292.8	.399	120	208.3
23	Charlie Hollocher C. Hollocher	2.95	3,390	277	94	760	2,936	411	894	145	35	14	241	26	99		1,151	194	151				.304	.370	.392	.762	452	60.2	.362	112	45.8
24	Mike Griffin M. Griffin	2.94	4,466	544	185	988	3,829	882	1,168	211	64	29	478	55	264		1,594	304	38				.305	.399	.416	.815	857	177.7	.394	125	179.2
25	Elmer Smith E. Smith	2.93	4,946	592	202	1,107	4,267	854	1,349	179	127	35	614	39	225		1,887	341	48				.316	.404	.442	.846	975	231.4	.403	126	209.7