highest winning percentage by a pitcher for a decade

50 pitchers are tied for the highest win percentage in a decade, at 1.000 this decade. The first three are Braxton Ashcraft, Braydon Fisher and Ian Seymour.

	NAME	W%	DECADE	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	Braxton Ashcraft B. Ashcraft	1.000	2020s	1	0	7	0	1.54	10	0	0	0	11.2	9	2	2	0	6	0	4	1	49	0	7.71	4.63	1.67	0.00	20.4	12.2	1.29	.273	1.54	37	2.89	72	6.94	1.5
2	Braydon Fisher B. Fisher	1.000	2020s	1	0	18	1	2.33	27	0	0	0	19.1	12	5	5	2	3	0	6	0	71	0	12.57	1.40	9.00	0.93	38.0	4.2	0.78	.256	2.33	59	2.08	51	5.59	4.3
3	Ian Seymour I. Seymour	1.000	2020s	1	0	1	0	0.00	2	0	0	0	2.0	0	0	1	0	2	0	1	1	9	0	9.00	9.00	1.00	0.00	22.2	22.2	1.00	.000	4.50	0	4.06	103	0.00	0
4	Logan Henderson L. Henderson	1.000	2020s	3	0	4	4	1.71	29	0	0	0	21.0	14	4	4	3	6	0	0	0	81	0	12.43	2.57	4.83	1.29	35.8	7.4	0.95	.256	1.71	42	3.01	74	6.00	2.4
5	Chase Lee C. Lee	1.000	2020s	3	0	20	0	2.25	23	0	0	0	24.0	15	6	6	2	7	2	5	0	91	0	8.63	2.63	3.29	0.75	25.3	7.7	0.92	.228	2.25	57	3.35	83	5.63	1.8
6	Ryan Bergert R. Bergert	1.000	2020s	1	0	8	4	1.88	19	0	0	0	24.0	14	5	5	2	9	1	2	0	93	1	7.13	3.38	2.11	0.75	20.4	9.7	0.96	.194	1.88	48	3.81	96	5.25	0.5
7	Andre Granillo A. Granillo	1.000	2020s	1	0	5	0	1.35	2	0	0	1	6.2	3	1	1	0	1	0	2	0	24	1	2.70	1.35	2.00	0.00	8.3	4.2	0.60	.143	1.35	34	2.91	74	4.05	0.8
8	Jacob Misiorowski J. Misiorowski	1.000	2020s	2	0	2	2	1.64	11	0	0	0	11.0	1	2	2	1	5	0	0	0	38	0	9.00	4.09	2.20	0.82	28.9	13.2	0.55	.000	1.64	40	3.61	89	0.82	0.6
9	Luis Mey L. Mey	1.000	2020s	1	0	15	0	4.40	15	0	0	0	14.1	8	7	7	2	10	1	7	0	62	2	9.42	6.28	1.50	1.26	24.2	16.1	1.26	.176	4.40	101	5.09	119	5.02	-1.2
10	Michael Darrell-Hicks M. Darrell-Hicks	1.000	2020s	1	0	6	0	9.39	6	0	0	0	7.2	10	8	8	1	4	1	2	0	38	1	7.04	4.70	1.50	1.17	15.8	10.5	1.83	.346	9.39	230	5.15	123	11.74	-0.8
11	Ricky Vanasco R. Vanasco	1.000	2020s	1	0	4	0	6.75	1	0	0	0	4.0	3	3	3	0	0	0	1	0	15	0	2.25	0.00		0.00	6.7	0.0	0.75	.214	6.75	167	2.66	65	6.75	0.6
12	Daniel Robert D. Robert	1.000	2020s	1	0	6	0	4.26	8	0	0	0	6.1	7	3	3	1	5	2	1	0	32	0	11.37	7.11	1.60	1.42	25.0	15.6	1.89	.375	4.26	106	5.99	144	9.95	-1.3
13	Jeff Criswell J. Criswell	1.000	2020s	1	0	13	0	2.75	27	0	0	0	19.2	20	6	6	4	9	1	1	0	87	0	12.36	4.12	3.00	1.83	31.0	10.3	1.47	.348	2.75	59	4.58	108	9.15	-0.6
14	Blake Walston B. Walston	1.000	2020s	1	0	7	2	4.42	18	0	0	0	18.1	16	9	12	4	10	3	3	0	83	0	8.84	4.91	1.80	1.96	21.7	12.0	1.42	.250	5.89	106	6.16	157	7.85	-4.7
15	Nick Avila N. Avila	1.000	2020s	1	0	8	0	8.49	14	0	0	0	11.2	17	11	12	2	3	0	4	0	55	0	10.80	2.31	4.67	1.54	25.5	5.5	1.71	.417	9.26	212	3.76	97	13.11	0.2
16	Will Klein W. Klein	1.000	2020s	1	0	9	0	9.00	9	0	0	0	9.0	13	9	9	0	7	0	3	0	45	1	9.00	7.00	1.29	0.00	20.0	15.6	2.22	.448	9.00	225	3.47	86	13.00	0.6
17	Dedniel Núñez D. Núñez	1.000	2020s	2	0	31	0	2.72	51	0	0	1	39.2	26	12	14	3	14	0	5	1	157	2	11.57	3.18	3.64	0.68	32.5	8.9	1.01	.258	3.18	69	2.62	65	5.90	6.2
18	Robert Gasser R. Gasser	1.000	2020s	2	0	5	5	2.57	16	0	0	0	28.0	28	8	9	2	1	3	0	0	114	0	5.14	0.32	16.00	0.64	14.0	0.9	1.04	.283	2.89	62	3.37	82	9.00	2.2
19	River Ryan R. Ryan	1.000	2020s	1	0	4	4	1.33	18	0	0	0	20.1	15	3	4	1	9	0	0	0	81	0	7.97	3.98	2.00	0.44	22.2	11.1	1.18	.264	1.77	33	3.36	81	6.64	1.7
20	Andrew Walters A. Walters	1.000	2020s	1	0	11	1	1.80	8	0	0	0	10.0	3	2	3	1	5	0	3	0	38	1	7.20	4.50	1.60	0.90	21.1	13.2	0.80	.083	2.70	45	4.35	108	2.70	-0.3
21	Cristian Mena C. Mena	1.000	2020s	1	0	4	1	4.66	10	0	0	0	9.2	7	5	5	3	6	0	0	0	41	1	9.31	5.59	1.67	2.79	24.4	14.6	1.34	.182	4.66	112	6.92	176	6.52	-3.3
22	Ryan Loutos R. Loutos	1.000	2020s	1	0	10	0	10.61	4	0	0	0	9.1	13	11	13	1	6	1	8	0	49	0	3.86	5.79	0.67	0.96	8.2	12.2	2.04	.324	12.54	263	5.87	144	12.54	-1.9
23	Michel Otañez M. Otañez	1.000	2020s	1	0	42	0	4.81	61	0	0	1	39.1	34	21	23	4	25	4	7	0	179	6	13.96	5.72	2.44	0.92	34.1	14.0	1.50	.353	5.26	123	3.58	90	7.78	1.8
24	Walter Pennington W. Pennington	1.000	2020s	1	0	16	1	3.00	17	0	0	0	18.0	19	6	7	1	11	2	3	0	84	1	8.50	5.50	1.55	0.50	20.2	13.1	1.67	.340	3.50	75	4.16	100	9.50	0
25	Ryder Ryan R. Ryan	1.000	2020s	1	0	16	0	5.40	19	0	0	0	21.2	21	13	14	2	10	3	5	0	97	0	7.89	4.15	1.90	0.83	19.6	10.3	1.43	.302	5.82	128	4.41	109	8.72	-0.8