Between the 2012 and 2018 seasons, the Los Angeles Dodgers had the most wins by a team, with 651 wins.

Interpreted as:

most team regular-season wins in MLB from 2012 to 2018

	TEAM	W	L	W%	G	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS
1	Dodgers	651	484	.574	1,135	38,372	4,970	9,755	1,995	178	1,220	4,715	3,860	413	8,943	576	234	43,262	15,766	3,393	349	268	274	881	.254	.327	.411	.738
2	Nationals	637	497	.562	1,134	38,581	5,129	9,881	1,953	177	1,293	4,877	3,708	335	9,033	699	211	43,304	16,067	3,423	365	315	306	791	.256	.324	.416	.741
3	Cardinals	632	502	.557	1,134	38,605	5,113	9,963	2,006	186	1,152	4,879	3,635	484	8,748	441	218	43,389	15,797	3,344	358	307	262	905	.258	.327	.409	.736
4	Yankees	626	508	.552	1,134	38,604	5,240	9,744	1,826	148	1,439	5,005	3,753	406	8,745	608	174	43,282	16,183	3,413	169	350	165	820	.252	.322	.419	.742
5	Indians	613	519	.542	1,132	38,594	5,163	9,913	2,081	176	1,203	4,929	3,843	370	8,304	774	225	43,375	15,955	3,460	225	343	183	867	.257	.327	.413	.741
6	Red Sox	609	525	.537	1,134	39,408	5,508	10,443	2,278	173	1,211	5,221	3,720	382	8,627	668	188	43,965	16,700	3,662	132	323	262	915	.265	.332	.424	.756
7	Pirates	594	538	.525	1,133	38,512	4,753	9,695	1,897	235	1,088	4,539	3,448	534	9,026	616	305	43,115	15,326	3,220	355	266	281	834	.252	.320	.398	.718
8	Cubs	587	547	.518	1,135	38,531	4,909	9,524	1,957	208	1,226	4,667	3,749	494	9,588	511	257	43,323	15,575	3,391	304	245	299	788	.247	.320	.404	.724
9	Athletics	587	547	.518	1,134	38,736	5,108	9,580	1,995	192	1,303	4,868	3,741	331	8,805	499	175	43,203	15,868	3,490	113	282	165	854	.247	.317	.410	.726
10	Angels	584	550	.515	1,134	38,511	5,082	9,836	1,869	170	1,238	4,832	3,407	407	8,239	647	240	42,865	15,759	3,277	207	333	234	915	.255	.320	.409	.729
11	Rangers	579	556	.510	1,135	38,554	5,227	9,890	1,882	183	1,305	4,973	3,395	494	8,762	732	303	42,993	16,053	3,370	243	307	196	820	.257	.322	.416	.739
12	Rays	577	558	.508	1,135	38,371	4,735	9,546	1,875	216	1,218	4,515	3,657	469	9,336	633	276	43,002	15,507	3,309	182	323	180	854	.249	.319	.404	.723
13	Braves	566	567	.500	1,133	38,434	4,674	9,676	1,899	173	1,015	4,447	3,539	367	8,863	571	230	43,009	14,966	3,087	403	266	313	877	.252	.319	.389	.708
14	Giants	566	568	.499	1,134	38,855	4,665	9,977	1,937	285	869	4,430	3,323	287	8,357	566	232	43,125	15,091	3,091	331	329	271	869	.257	.317	.388	.706
15	Orioles	566	568	.499	1,134	38,942	4,984	9,838	1,854	99	1,527	4,779	2,997	350	9,204	357	151	42,700	16,471	3,480	160	251	162	885	.253	.310	.423	.733
16	Brewers	562	573	.495	1,135	38,312	4,878	9,627	1,877	209	1,290	4,639	3,391	423	9,491	919	290	42,775	15,792	3,376	402	247	224	867	.251	.317	.412	.729
17	Mariners	562	572	.496	1,134	38,693	4,728	9,594	1,787	164	1,270	4,498	3,292	377	8,956	542	245	42,809	15,519	3,221	198	249	183	849	.248	.311	.401	.712
18	Royals	561	573	.495	1,134	38,898	4,714	10,124	1,942	228	972	4,462	2,788	371	7,738	871	244	42,554	15,438	3,142	209	288	178	942	.260	.314	.397	.711
19	Blue Jays	561	573	.495	1,134	38,537	5,203	9,673	1,975	126	1,452	4,957	3,728	352	8,752	555	204	43,103	16,256	3,553	189	297	130	934	.251	.320	.422	.742
20	Tigers	559	573	.494	1,132	39,022	5,083	10,401	2,010	237	1,178	4,871	3,364	342	8,536	476	228	43,173	16,419	3,425	158	287	244	964	.267	.328	.421	.749
21	Mets	551	583	.486	1,134	38,445	4,663	9,335	1,910	170	1,183	4,485	3,631	407	9,185	516	212	43,045	15,134	3,263	304	258	277	823	.243	.313	.394	.707
22	Astros	550	584	.485	1,134	38,379	4,968	9,601	1,937	156	1,328	4,704	3,498	399	9,470	729	304	42,762	15,834	3,421	202	284	162	877	.250	.317	.413	.730
23	Diamondbacks	549	585	.484	1,134	38,989	5,011	9,924	2,015	304	1,153	4,753	3,547	316	9,228	692	255	43,476	16,006	3,472	333	291	292	850	.255	.320	.411	.730
24	Reds	530	604	.467	1,134	38,445	4,767	9,608	1,858	193	1,180	4,533	3,553	406	9,007	746	275	43,123	15,392	3,231	438	281	292	802	.250	.318	.400	.718
25	Rockies	525	610	.463	1,135	39,049	5,405	10,539	2,061	305	1,303	5,158	3,182	278	9,116	614	269	43,177	17,119	3,669	400	268	265	848	.270	.327	.438	.766