which team has the most walks in a season since 2000

Since 2000, the Seattle Mariners have the most bases on balls by a team in a season, with 775 bases on balls in 2000.

	TEAM	BB	SEASON	G	W%	W	L	AB	R	H	2B	3B	HR	RBI	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS
1	Mariners	775	2000	162	.562	91	71	5,497	907	1,481	300	26	198	869	48	1,073	122	56	6,444	2,427	524	63	61	34	129	.269	.361	.442	.803
2	Athletics	750	2000	161	.565	91	70	5,560	947	1,501	281	23	239	908	52	1,159	40	15	6,432	2,545	543	26	44	32	147	.270	.360	.458	.817
3	Giants	709	2000	162	.599	97	65	5,519	925	1,535	304	44	226	889	51	1,032	79	39	6,418	2,605	574	73	66	60	131	.278	.362	.472	.834
4	Giants	705	2004	162	.562	91	71	5,546	850	1,500	314	33	183	805	72	874	43	23	6,466	2,429	530	92	51	153	142	.270	.357	.438	.795
5	Red Sox	689	2007	162	.593	96	66	5,589	867	1,561	352	35	166	829	64	1,042	96	24	6,426	2,481	553	30	54	54	146	.279	.362	.444	.806
6	Indians	685	2000	162	.556	90	72	5,683	950	1,639	310	30	221	889	51	1,057	113	34	6,512	2,672	561	41	52	27	134	.288	.367	.470	.837
7	Yankees	684	2003	163	.623	101	61	5,605	877	1,518	304	14	230	845	81	1,042	98	33	6,430	2,540	548	25	35	54	154	.271	.356	.453	.810
8	Padres	678	2001	162	.488	79	83	5,482	789	1,379	273	26	161	753	41	1,273	129	44	6,278	2,187	460	29	48	37	121	.252	.336	.399	.735
9	Cardinals	675	2000	162	.586	95	67	5,478	887	1,481	259	25	235	841	84	1,253	87	51	6,369	2,495	519	79	53	33	116	.270	.356	.455	.812
10	Mets	675	2000	162	.580	94	68	5,486	807	1,445	281	20	198	761	45	1,037	66	46	6,327	2,360	499	70	51	42	122	.263	.346	.430	.776
11	Astros	673	2000	162	.444	72	90	5,570	938	1,547	289	36	249	900	83	1,129	114	52	6,444	2,655	574	57	61	57	154	.278	.361	.477	.837
12	Yankees	672	2024	162	.580	94	68	5,450	815	1,352	243	15	237	782	49	1,326	88	26	6,242	2,336	495	14	57	26	138	.248	.333	.429	.761
13	Rays	672	2010	162	.593	96	66	5,439	802	1,343	295	37	160	769	57	1,292	172	47	6,264	2,192	492	39	57	30	92	.247	.333	.403	.736
14	Red Sox	672	2006	162	.531	86	76	5,619	820	1,510	327	16	192	777	66	1,056	51	23	6,435	2,445	535	22	56	56	136	.269	.351	.435	.786
15	Yankees	670	2004	162	.623	101	61	5,527	897	1,483	281	20	242	863	80	982	84	33	6,364	2,530	543	37	50	40	157	.268	.353	.458	.811
16	Dodgers	668	2000	162	.531	86	76	5,481	798	1,408	265	28	211	756	51	1,083	95	42	6,312	2,362	504	66	46	42	129	.257	.341	.431	.771
17	Athletics	664	2007	162	.469	76	86	5,577	741	1,430	295	16	171	711	49	1,119	52	20	6,364	2,270	482	18	56	29	142	.256	.338	.407	.745
18	Yankees	663	2009	162	.636	103	59	5,660	915	1,604	325	21	244	881	54	1,014	111	28	6,447	2,703	590	31	39	35	144	.283	.362	.478	.839
19	Yankees	662	2010	162	.586	95	67	5,567	859	1,485	275	32	201	823	73	1,136	103	30	6,379	2,427	508	33	44	36	124	.267	.350	.436	.786
20	Rockies	660	2009	162	.568	92	70	5,398	804	1,408	300	50	190	760	47	1,277	106	55	6,241	2,378	540	76	60	40	111	.261	.343	.441	.784
21	Red Sox	659	2009	162	.586	95	67	5,543	872	1,495	335	25	212	822	70	1,120	126	39	6,342	2,516	572	19	51	39	137	.270	.352	.454	.806
22	Red Sox	659	2004	162	.605	98	64	5,720	949	1,613	373	25	222	912	69	1,189	68	30	6,515	2,702	620	12	55	39	123	.282	.360	.472	.832
23	Cubs	656	2016	162	.640	103	58	5,503	808	1,409	293	30	199	767	96	1,339	66	34	6,334	2,359	522	42	37	45	107	.256	.343	.429	.772
24	Padres	653	2023	162	.506	82	80	5,401	752	1,317	273	14	205	719	57	1,311	137	32	6,177	2,233	492	22	44	16	134	.244	.329	.413	.743
25	Red Sox	653	2005	162	.586	95	67	5,626	910	1,579	339	21	199	863	47	1,044	45	12	6,403	2,557	559	14	63	34	135	.281	.357	.454	.811