the highest winning percentage for the pirates since 1890!

Since 1890, the Pittsburgh Pirates have their highest winning percentage in a season in 1902, winning 74.1 percent of the time.

Interpreted as:

the highest winning percentage in a regular season for the pirates since 1890!

	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	Pirates	.741	1902	103	36	142	4,926	774	1,410	189	95	18	660	372	64	440	222		5,480	1,843	302	118				.286	.344	.374	.718
2	Pirates	.724	1909	110	42	154	5,128	701	1,332	218	92	25	585	479	36	511	185		5,860	1,809	335	217				.260	.327	.353	.680
3	Pirates	.650	1903	91	49	141	4,988	793	1,429	208	110	34	650	364	50	400	172		5,511	1,959	352	109				.286	.341	.393	.734
4	Pirates	.647	1901	90	49	140	4,913	777	1,407	182	92	29	636	386	52	497	203		5,468	1,860	303	117				.286	.345	.379	.723
5	Pirates	.636	1908	98	56	155	5,109	585	1,263	162	98	25	496	420	40	457	186		5,753	1,696	285	184				.247	.309	.332	.641
6	Pirates	.628	1893	81	48	131	4,834	970	1,447	176	127	37	816	537	62	274	210		5,433	1,988	340					.299	.377	.411	.788
7	Pirates	.627	1905	96	57	155	5,213	692	1,385	190	91	22	564	382	36	512	202		5,790	1,823	303	159				.266	.320	.350	.670
8	Pirates	.621	1925	95	58	153	5,372	912	1,651	316	105	78	820	499	30	363	159	63	6,036	2,411	499	135				.307	.369	.449	.818
9	Pirates	.619	1972	96	59	155	5,490	691	1,505	251	47	110	654	404	25	871	49	30	6,021	2,180	408	52	50	69	110	.274	.324	.397	.721
10	Pirates	.617	1960	95	59	155	5,406	734	1,493	236	56	120	689	486	20	747	34	24	6,029	2,201	412	69	48	71	119	.276	.335	.407	.743
11	Pirates	.616	1912	93	58	152	5,252	751	1,493	222	129	39	654	420	26	514	177		5,879	2,090	390	181				.284	.340	.398	.738
12	Pirates	.610	1927	94	60	156	5,397	817	1,648	258	78	54	759	437	29	355	65		6,077	2,224	390	214				.305	.361	.412	.773
13	Pirates	.608	1906	93	60	154	5,030	622	1,313	164	67	12	497	424	42	385	162		5,686	1,647	243	190				.261	.324	.327	.651
14	Pirates	.605	2015	98	64	162	5,631	697	1,462	292	27	140	661	461	89	1,322	98	45	6,285	2,228	459	63	41	46	115	.260	.323	.396	.719
15	Pirates	.605	1991	98	64	162	5,449	768	1,433	259	50	126	725	620	35	901	124	46	6,269	2,170	435	99	66	62	111	.263	.338	.398	.737
16	Pirates	.605	1979	98	64	163	5,661	775	1,541	264	52	148	710	483	32	855	180	66	6,330	2,353	464	98	56	102	113	.272	.330	.416	.746
17	Pirates	.599	1971	97	65	162	5,674	788	1,555	223	61	154	744	469	29	919	65	31	6,283	2,362	438	62	49	73	120	.274	.330	.416	.746
18	Pirates	.593	1992	96	66	162	5,527	693	1,409	272	54	106	656	569	25	872	110	53	6,266	2,107	432	89	56	88	102	.255	.324	.381	.705
19	Pirates	.593	1977	96	66	162	5,662	734	1,550	278	57	133	678	474	34	878	260	120	6,262	2,341	468	49	43	74	96	.274	.331	.413	.745
20	Pirates	.591	1907	91	63	157	4,957	634	1,261	133	78	19	485	469	46	456	264		5,650	1,607	230	178				.254	.325	.324	.649
21	Pirates	.588	1944	90	63	158	5,429	743	1,442	248	80	70	706	573	18	616	87		6,099	2,060	398	79			122	.266	.338	.379	.717
22	Pirates	.588	1924	90	63	153	5,288	724	1,517	222	122	44	658	366	28	396	181	92	5,833	2,115	388	151				.287	.336	.400	.736
23	Pirates	.588	1921	90	63	154	5,379	692	1,533	231	104	37	623	341	23	371	134	93	5,946	2,083	372	203				.285	.330	.387	.718
24	Pirates	.586	1990	95	67	162	5,388	733	1,395	288	42	138	693	582	24	914	137	52	6,156	2,181	468	96	66	64	115	.259	.330	.405	.735
25	Pirates	.580	2013	94	68	162	5,486	634	1,346	273	35	161	603	469	88	1,330	94	42	6,134	2,172	469	62	29	41	120	.245	.313	.396	.709