The Baltimore Orioles have won 47.5 percent of the time all-time.

	TEAM	W%	SEASON	W	L	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	Brewers	.350	1901	48	89	139	4,795	641	1,250	192	66	26	513	325	46	387	176		5,288	1,652	284	122				.261	.314	.345	.658
2	Browns	.574	1902	78	58	140	4,736	619	1,254	208	61	29	520	373	38	324	137		5,251	1,671	298	104				.265	.323	.353	.676
3	Browns	.468	1903	65	74	139	4,639	500	1,133	166	68	12	408	271	26	541	101		5,047	1,471	246	111				.244	.290	.317	.607
4	Browns	.428	1904	65	87	156	5,291	481	1,266	153	53	10	406	332	56	608	150		5,817	1,555	216	138				.239	.291	.294	.585
5	Browns	.353	1905	54	99	156	5,204	509	1,205	153	49	16	415	362	52	639	144		5,768	1,504	218	150				.232	.288	.289	.577
6	Browns	.510	1906	76	73	154	5,030	559	1,244	145	60	20	456	366	47	592	221		5,614	1,569	225	171				.247	.304	.312	.616
7	Browns	.454	1907	69	83	155	5,224	537	1,324	154	63	10	433	370	39	548	144		5,784	1,634	227	151				.253	.308	.313	.620
8	Browns	.546	1908	83	69	155	5,151	543	1,261	173	52	20	447	343	35	651	126		5,726	1,598	245	197				.245	.296	.310	.607
9	Browns	.407	1909	61	89	154	4,964	443	1,151	116	45	10	351	331	51	607	136		5,487	1,387	171	141				.232	.287	.279	.566
10	Browns	.305	1910	47	107	158	5,077	454	1,105	131	60	12	347	415	36	841	169		5,671	1,392	203	143				.218	.281	.274	.556
11	Browns	.296	1911	45	107	152	4,996	566	1,192	187	63	17	473	460	34	785	125		5,632	1,556	267	142				.239	.307	.311	.619
12	Browns	.344	1912	53	101	157	5,080	556	1,262	166	71	19	468	449	42	797	176	174	5,708	1,627	256	137				.248	.315	.320	.635
13	Browns	.373	1913	57	96	155	5,031	528	1,193	179	73	18	422	449	43	775	209		5,664	1,572	270	141				.237	.305	.312	.618
14	Browns	.464	1914	71	82	159	5,101	523	1,241	185	75	17	430	423	35	863	233	189	5,705	1,627	277	146				.243	.306	.319	.625
15	Browns	.409	1915	63	91	159	5,112	521	1,255	166	65	19	439	472	43	765	202	160	5,800	1,608	250	173				.246	.315	.315	.629
16	Browns	.513	1916	79	75	158	5,155	591	1,262	181	50	14	499	626	42	638	234		5,987	1,585	245	164				.245	.331	.307	.639
17	Browns	.370	1917	57	97	155	5,091	511	1,250	183	63	15	425	405	31	540	157		5,693	1,604	261	166				.246	.305	.315	.620
18	Browns	.475	1918	58	64	123	4,019	426	1,040	152	40	5	360	397	35	340	139		4,627	1,287	197	176				.259	.331	.320	.651
19	Browns	.482	1919	67	72	140	4,672	535	1,234	187	73	31	460	391	35	443	74		5,299	1,660	291	201				.264	.326	.355	.681
20	Browns	.497	1920	76	77	154	5,359	797	1,650	278	84	50	707	425	38	338	121	78	6,029	2,246	412	207				.308	.363	.419	.782
21	Browns	.526	1921	81	73	154	5,446	835	1,651	246	105	67	720	415	37	402	91	71	6,103	2,308	418	205				.303	.357	.424	.780
22	Browns	.604	1922	93	61	154	5,425	868	1,684	292	94	98	785	471	35	380	136	75	6,130	2,458	484	199				.310	.369	.453	.822
23	Browns	.487	1923	74	78	154	5,296	686	1,491	248	62	82	613	439	26	425	64	54	5,970	2,109	392	209				.282	.340	.398	.738
24	Browns	.487	1924	74	78	153	5,222	765	1,539	264	62	67	679	459	35	350	85	85	5,908	2,128	393	192				.295	.356	.408	.763
25	Browns	.536	1925	82	71	154	5,435	898	1,620	304	68	110	798	497	31	373	85	78	6,106	2,390	482	143				.298	.360	.440	.800
	Total	.475		9,176	10,150	19,436	660,160	83,937	170,312	29,461	4,919	14,526	77,612	63,487	4,512	98,982	10,606	2,801	741,816	253,189	48,906	10,533	3,124	2,583	10,890	.258	.326	.384	.709