who has the most walks in a career as a athletic

Rickey Henderson has the most career walks for the Oakland Athletics, with 1,227 walks.

	NAME	BB	G	AB	R	H	2B	3B	HR	RBI	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS	WRC	WRAA	WOBA	WRC+	BRAA
1	Rickey Henderson R. Henderson	1,227	1,704	6,140	1,270	1,768	289	41	167	648	55	915	867	219	7,481	2,640	497	22	37	49	94	.288	.409	.430	.839	1201	343.9	.381	140	346.6
2	Max Bishop M. Bishop	1,046	1,181	4,119	882	1,122	220	33	39	343	28	416	37		5,276	1,525	292	83				.272	.423	.370	.793	829	164.5	.384	114	101.9
3	Bob Johnson B. Johnson	853	1,459	5,428	997	1,617	307	72	252	1,040	16	678	78		6,323	2,824	631	26			64	.298	.395	.520	.915	1154	385.2	.415	131	272.7
4	Mark McGwire M. McGwire	847	1,329	4,448	773	1,157	195	5	363	941	52	1,043	8	8	5,409	2,451	563	3	59	78	115	.260	.380	.551	.931	971	341.5	.400	151	341.7
5	Elmer Valo E. Valo	820	1,361	4,308	691	1,229	196	68	47	491	31	222	103	22	5,229	1,702	311	64	6	2	88	.285	.403	.395	.798	777	180.5	.379	120	128
6	Sal Bando S. Bando	792	1,468	5,145	737	1,311	212	25	192	796	62	702	60	38	6,086	2,149	429	47	40	56	103	.255	.359	.418	.776	829	190.9	.354	129	195.8
7	Jimmie Foxx J. Foxx	781	1,256	4,397	975	1,492	257	79	302	1,075	7	644	48		5,239	2,813	638	54				.339	.440	.640	1.079	1225	562.7	.475	169	500.2
8	Eddie Joost E. Joost	768	917	3,367	629	840	144	19	116	435	23	543	33	19	4,210	1,370	279	52	0		43	.249	.392	.407	.799	625	133	.379	118	92.7
9	Topsy Hartsel T. Hartsel	733	1,146	4,080	686	1,087	154	74	21	266	9	469	196		4,905	1,452	249	83				.266	.379	.356	.735	687	178.3	.362	128	148.1
10	Dwayne Murphy D. Murphy	694	1,213	4,047	614	999	129	20	153	563	18	883	99	59	4,886	1,627	302	82	45	35	90	.247	.356	.402	.758	642	89.8	.343	116	93.2
11	Jimmy Dykes J. Dykes	686	1,702	6,023	881	1,705	365	73	86	762	93	706	61		6,990	2,474	524	188				.283	.365	.411	.776	971	103	.362	101	12.6
12	Ferris Fain F. Fain	662	844	2,991	460	887	174	27	35	436	12	194	33	8	3,700	1,220	236	35			94	.297	.426	.408	.834	600	167.3	.397	128	130.2
13	Jason Giambi J. Giambi	636	1,036	3,667	640	1,100	241	7	198	715	55	674	9	6	4,411	1,949	446	2	51	50	89	.300	.406	.531	.938	814	257	.402	143	246.7
14	Reggie Jackson R. Jackson	633	1,346	4,686	756	1,228	234	27	269	776	62	1,226	145	67	5,430	2,323	530	12	37	84	68	.262	.355	.496	.851	838	261.6	.378	145	265.7
15	Mickey Cochrane M. Cochrane	612	1,167	4,097	823	1,317	250	59	108	680	20	157	50		4,856	2,009	417	127				.321	.412	.490	.902	880	267.5	.413	132	211.5
16	Eric Chavez E. Chavez	565	1,320	4,783	730	1,276	282	20	230	787	13	922	47	17	5,405	2,288	532	0	44	67	109	.267	.343	.478	.821	760	90.4	.350	113	87.4
17	Sam Chapman S. Chapman	535	1,274	4,742	730	1,273	201	51	174	737	15	650	38	0	5,326	2,098	426	34			130	.268	.344	.442	.787	728	99.2	.363	104	29.9
18	Eddie Collins E. Collins	534	1,156	3,884	756	1,308	172	85	16	496	43	263	373		4,632	1,698	273	171				.337	.423	.437	.860	801	299.5	.415	156	291.7
19	Bert Campaneris B. Campaneris	504	1,795	7,180	983	1,882	270	70	70	529	55	933	566	157	7,895	2,502	410	110	46	14	77	.262	.314	.348	.662	785	-40.7	.302	94	-52.4
20	Wally Moses W. Moses	492	1,168	4,289	707	1,316	274	63	64	409	13	258	58	2	4,841	1,908	401	47			28	.307	.380	.445	.825	748	149.5	.380	109	62.9
21	Gene Tenace G. Tenace	475	805	2,458	369	603	89	7	121	389	44	538	18	22	3,014	1,069	217	17	20	22	47	.245	.374	.435	.809	447	123.7	.371	140	134
22	Jose Canseco J. Canseco	469	1,058	3,970	662	1,048	186	8	254	793	42	1,096	135	55	4,531	2,012	448	1	49	34	103	.264	.344	.507	.851	698	180.3	.371	135	184.4
23	Harry Davis H. Davis	426	1,413	5,367	811	1,500	319	82	69	761	40	523	223		5,945	2,190	470	112				.279	.337	.408	.745	819	188.2	.358	124	150.7
24	Amos Strunk A. Strunk	417	1,029	3,447	475	977	146	69	11	352	10	352	144		4,037	1,294	226	163				.283	.362	.375	.738	524	99.1	.358	117	73.6
25	Tony Phillips T. Phillips	413	941	2,994	430	748	131	29	48	308	16	584	67	45	3,491	1,081	208	43	25	8	52	.250	.341	.361	.702	401	-3.7	.320	99	-1.6