tie win percentage by a league in a season MLB

	LEAGUE	W%	SEASON	W	L	G	AB	R	H	2B	3B	HR	RBI	BB	HBP	SB	PA	TB	XBH	AVG	OBP	SLG	OPS
1	NL	.500	1876	257	257	520	20,121	3,066	5,338	633	181	40		336			20,457	6,453	854	.265		.321
2	NL	.500	1877	177	177	360	13,667	2,040	3,705	431	204	24		345			14,012	4,616	659	.271		.338
3	NL	.500	1878	180	180	368	13,644	1,904	3,539	481	132	23		364			14,008	4,353	636	.259		.319
4	NL	.500	1879	316	316	642	24,155	3,409	6,171	958	317	58		508			24,663	7,937	1,333	.255		.329
5	NL	.500	1880	332	332	680	24,301	3,191	5,946	980	328	62		740			25,041	7,768	1,370	.245		.320
6	NL	.500	1881	334	334	672	24,377	3,425	6,339	1,068	304	76		1,033			25,410	8,243	1,448	.260		.338
7	NL	.500	1882	334	334	676	24,769	3,657	6,225	1,071	404	126		960			25,729	8,482	1,601	.251		.342
8	AA	.500	1882	233	233	468	16,853	2,435	4,108	545	219	52		632			17,485	5,247	816	.244		.311
9	NL	.500	1883	390	390	790	29,012	4,565	7,611	1,527	468	124		1,121			30,133	10,446	2,119	.262		.360
10	AA	.500	1883	389	389	780	28,658	4,465	7,217	960	478	114		1,205			29,863	9,475	1,552	.252		.331
11	NL	.500	1884	447	447	914	32,687	5,028	8,071	1,216	425	321		1,821			34,508	11,100	1,962	.247		.340
12	AA	.500	1884	640	640	1,318	46,186	6,889	11,065	1,574	833	243		1,992			48,646	15,034	2,650	.240	.278	.326	.604
13	UA	.500	1884	422	422	856	30,439	4,825	7,457	1,230	279	125		1,134			31,573	9,620	1,634	.245		.316
14	NL	.500	1885	442	442	890	31,123	4,407	7,516	1,167	412	174	3,094	1,845			32,968	10,029	1,753	.241		.322
15	AA	.500	1885	444	444	890	31,602	4,885	7,789	1,026	553	149	3,394	1,685			33,620	10,368	1,728	.246	.292	.328	.620
16	NL	.500	1886	480	480	990	33,997	5,185	8,524	1,340	506	249	3,870	2,372		1,339	36,369	11,623	2,095	.251		.342
17	AA	.500	1886	544	544	1,114	38,930	6,327	9,450	1,339	649	164	4,369	3,182		1,904	42,421	12,579	2,152	.243	.305	.323	.628
18	NL	.500	1887	492	492	1,016	35,812	6,183	9,624	1,450	711	383	4,899	2,733	317	2,681	38,862	13,645	2,544	.269	.326	.381	.707
19	AA	.500	1887	536	536	1,100	38,923	7,234	10,610	1,638	687	223	5,494	3,320	429	3,664	42,672	14,291	2,548	.273	.336	.367	.704
20	NL	.500	1888	532	532	1,088	37,456	4,937	8,943	1,200	509	333	3,772	2,093	318	2,301	39,867	12,160	2,042	.239	.285	.325	.609
21	AA	.500	1888	539	539	1,096	37,983	5,691	9,057	1,251	545	188	4,264	2,634	506	2,959	41,123	11,962	1,984	.238	.297	.315	.612
22	NL	.500	1889	518	518	1,062	37,538	6,203	9,986	1,522	465	371	4,988	3,612	302	2,087	41,452	13,551	2,358	.266	.335	.361	.696
23	AA	.500	1889	546	546	1,118	38,940	6,783	10,184	1,493	618	296	5,239	3,704	457	2,729	43,101	13,801	2,407	.262	.333	.354	.687
24	NL	.500	1890	530	530	1,078	37,587	6,010	9,538	1,376	586	257	4,597	3,773	429	2,259	41,789	12,857	2,219	.254	.329	.342	.671
25	AA	.500	1890	526	526	1,080	37,003	6,042	9,345	1,258	560	187	4,344	3,746	503	2,612	41,252	12,284	2,005	.253	.330	.332	.662