best win% by an mlb pitcher with a minimum of 20 decisions

Luis Aloma has the best career win percentage with 20+ decisions, at .857.

	NAME	W%	DEC	W	L	G	GS	ERA	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	ERA-	FIP	FIP-	H/9	PRAA
1	Luis Aloma L. Aloma	.857	21	18	3	116	1	3.44	115	1	1	15	235.1	212	90	98	21	111	4	55		1,001	5	4.40	4.25	1.04	0.80	11.5	11.1	1.37	.255	3.75	84	4.17	103	8.11	-3.7
2	Al Spalding A. Spalding	.800	60	48	12	65	61	1.78	41	53	8	1	539.2	559	107	238	6	26		4		2,272	1	0.68	0.43	1.58	0.10	1.8	1.1	1.08		3.97	74	2.38	99	9.32	9.6
3	Jocko Flynn J. Flynn	.793	29	23	6	32	29	2.24	146	28	2	1	257.0	207	64	127	9	63		3		1,049	28	5.11	2.21	2.32	0.32	13.9	6.0	1.05		4.45	64	3.16	89	7.25	14.6
4	Howie Krist H. Krist	.771	48	37	11	128	37	3.32	150	15	2	6	444.1	408	164	176	20	158	8	51		1,863	5	3.04	3.20	0.95	0.41	8.1	8.5	1.27	.254	3.56	94	3.55	99	8.26	1.6
5	Shota Imanaga S. Imanaga	.767	30	23	7	45	45	2.98	244	0	0	0	262.2	221	87	98	43	45	4	0	0	1,047	3	8.36	1.54	5.42	1.47	23.3	4.3	1.01	.250	3.36	74	3.97	100	7.57	0.3
6	Brendan Donnelly B. Donnelly	.762	42	32	10	386	0	3.22	369	0	0	6	385.1	326	138	153	35	154	19	97	12	1,632	15	8.62	3.60	2.40	0.82	22.6	9.4	1.25	.276	3.57	75	3.67	86	7.61	27.8
7	Ryan Buchter R. Buchter	.739	23	17	6	285	0	3.16	259	0	0	2	236.1	173	83	95	33	115	10	36	8	986	6	9.86	4.38	2.25	1.26	26.3	11.7	1.22	.246	3.62	75	4.37	103	6.59	-3.9
8	Tony Gonsolin T. Gonsolin	.735	49	36	13	86	78	3.34	387	0	0	1	411.2	297	153	162	53	149	16	2	2	1,668	17	8.46	3.26	2.60	1.16	23.2	8.9	1.08	.230	3.54	80	4.16	97	6.49	5.3
9	Dan Otero D. Otero	.733	30	22	8	358	0	3.39	262	0	0	3	403.2	433	152	167	37	56	10	89	19	1,658	6	5.84	1.25	4.68	0.82	15.8	3.4	1.21	.306	3.72	82	3.52	86	9.65	25.7
10	Brad Clontz B. Clontz	.733	30	22	8	272	0	4.34	210	0	0	8	277.2	276	134	147	30	120	12	63	26	1,209	4	6.81	3.89	1.75	0.97	17.4	9.9	1.43	.294	4.76	102	4.44	102	8.95	-2.8
11	Jeremy Jeffress J. Jeffress	.727	44	32	12	414	1	3.08	387	0	0	52	424.1	387	145	160	31	175	19	144	20	1,793	22	8.21	3.71	2.21	0.66	21.6	9.8	1.32	.301	3.39	72	3.64	86	8.21	25.7
12	Johnny Beazley J. Beazley	.721	43	31	12	76	46	3.01	147	21	3	3	374.0	349	125	151	13	157	7	21		1,601	15	3.54	3.78	0.94	0.31	9.2	9.8	1.35	.263	3.63	86	3.41	96	8.40	6.1
13	Tom Tellmann T. Tellmann	.720	25	18	7	112	2	3.05	94	2	0	13	227.0	240	77	84	17	83	4	55	15	975	6	3.73	3.29	1.13	0.67	9.6	8.5	1.42	.287	3.33	80	4.04	105	9.52	-5.1
14	Spud Chandler S. Chandler	.717	152	109	43	211	184	2.84	614	109	26	6	1485.0	1,327	468	549	64	463	19	14		6,102	20	3.72	2.81	1.33	0.39	10.1	7.6	1.21	.256	3.33	73	3.30	88	8.04	71.2
15	Grayson Rodriguez G. Rodriguez	.714	28	20	8	43	43	4.11	259	0	0	0	238.2	230	109	114	31	78	7	0	0	1,006	10	9.77	2.94	3.32	1.17	25.7	7.8	1.29	.315	4.30	101	3.79	92	8.67	8.2
16	Mike Baumann M. Baumann	.714	21	15	6	134	4	4.95	147	0	0	0	167.1	167	92	100	21	76	9	32	3	736	14	7.91	4.09	1.93	1.13	20.0	10.3	1.45	.302	5.38	122	4.58	112	8.98	-9.3
17	Cionel Pérez C. Pérez	.714	21	15	6	257	0	4.22	218	0	0	6	237.0	222	111	130	18	129	12	48	7	1,057	12	8.28	4.90	1.69	0.68	20.6	12.2	1.48	.300	4.94	103	4.10	99	8.43	0.3
18	Richard Bleier R. Bleier	.714	21	15	6	335	2	3.27	187	0	0	5	330.1	348	120	138	24	54	18	61	14	1,371	16	5.09	1.47	3.46	0.65	13.6	3.9	1.22	.298	3.76	75	3.63	83	9.48	27.2
19	Joe Black J. Black	.714	42	30	12	172	16	3.91	222	2	0	25	414.0	391	180	200	53	129	2	93	7	1,737	0	4.83	2.80	1.72	1.15	12.8	7.4	1.26	.254	4.35	96	3.96	97	8.50	4.7
20	Julio Urías J. Urías	.706	85	60	25	158	122	3.11	710	0	0	4	717.0	599	248	274	84	193	28	11	5	2,917	12	8.91	2.42	3.68	1.05	24.3	6.6	1.10	.271	3.44	75	3.63	85	7.52	49.1
21	Peter Moylan P. Moylan	.706	34	24	10	499	0	3.10	324	0	0	4	418.2	370	144	170	30	180	21	74	34	1,768	14	6.96	3.87	1.80	0.64	18.3	10.2	1.31	.280	3.65	74	3.96	95	7.95	10.4
22	Ben Weber B. Weber	.704	27	19	8	228	0	3.77	162	0	0	7	284.0	305	119	133	19	105	9	66	20	1,229	8	5.13	3.33	1.54	0.60	13.2	8.5	1.44	.306	4.21	85	3.95	89	9.67	14.9
23	Jerry Blevins J. Blevins	.698	43	30	13	609	1	3.54	508	0	0	7	495.1	417	195	209	50	195	27	123	26	2,098	12	9.23	3.54	2.61	0.91	24.2	9.3	1.24	.278	3.80	89	3.72	92	7.58	17.9
24	Rich Garces R. Garces	.697	33	23	10	287	0	3.74	296	0	0	7	341.1	290	142	162	32	164	11	60	19	1,476	6	7.80	4.32	1.80	0.84	20.1	11.1	1.33	.265	4.27	79	4.12	92	7.65	14.6
25	JT Chargois	.696	23	16	7	244	8	3.35	220	0	0	1	231.1	185	86	90	25	88	15	46	10	945	8	8.56	3.42	2.50	0.97	23.3	9.3	1.18	.268	3.50	81	4.01	97	7.20	3.3