best winning% with a minimum of 100 decisions as a pitcher in the 1990s

Between the 1990 and 1999 seasons, Pedro Martinez had the best win percentage with 100+ decisions, at .682.

	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	Pedro Martinez P. Martinez	.682	157	107	50	249	182	2.83	1,534	28	11	3	1359.1	1,050	428	476	107	410	55	23	20	5,477	38	10.16	2.71	3.74	0.71	28.0	7.5	1.07	.280	3.15	65	2.90	68	6.95	213
2	Mike Mussina M. Mussina	.673	202	136	66	254	254	3.50	1,325	39	14	0	1772.0	1,659	689	731	182	421	19	0	15	7,214	36	6.73	2.14	3.15	0.92	18.4	5.8	1.17	.280	3.71	77	3.63	80	8.43	180
3	Randy Johnson R. Johnson	.667	225	150	75	298	290	3.14	2,538	65	25	2	2063.1	1,560	721	805	183	910	98	3	13	8,557	65	11.07	3.97	2.79	0.80	29.7	10.6	1.20	.285	3.51	72	3.16	73	6.80	281.4
4	Greg Maddux G. Maddux	.667	264	176	88	331	331	2.54	1,764	75	23	0	2394.2	2,084	677	786	111	443	60	0	74	9,563	32	6.63	1.66	3.98	0.42	18.4	4.6	1.06	.275	2.95	62	2.77	67	7.83	361.6
5	Tom Glavine T. Glavine	.653	251	164	87	327	327	3.21	1,465	38	14	0	2228.0	2,101	794	877	141	764	23	0	72	9,325	50	5.92	3.09	1.92	0.57	15.7	8.2	1.29	.283	3.54	78	3.58	86	8.49	138.4
6	Kirk Rueter K. Rueter	.642	109	70	39	161	160	4.21	466	4	1	0	890.1	944	416	461	103	240	15	0	15	3,764	15	4.71	2.43	1.94	1.04	12.4	6.4	1.33	.286	4.66	101	4.43	103	9.54	-16.2
7	Andy Pettitte A. Pettitte	.638	127	81	46	165	158	3.92	709	14	1	0	1044.1	1,087	455	492	85	376	16	2	9	4,443	29	6.11	3.24	1.89	0.73	16.0	8.5	1.40	.308	4.24	85	3.95	85	9.37	80.7
8	Roger Clemens R. Clemens	.631	241	152	89	305	305	3.02	2,101	57	24	0	2177.2	1,829	731	813	139	731	82	0	28	8,968	59	8.68	3.02	2.87	0.57	23.4	8.2	1.18	.286	3.36	66	3.02	68	7.56	333
9	Jose Rijo J. Rijo	.626	115	72	43	168	168	2.74	955	16	3	0	1111.0	972	338	383	74	313	14	0	10	4,519	10	7.74	2.54	3.05	0.60	21.1	6.9	1.16	.284	3.10	70	2.94	73	7.87	129.7
10	Ramon Martinez R. Martinez	.624	189	118	71	246	245	3.45	1,217	35	18	0	1618.0	1,426	620	715	139	649	50	1	36	6,847	30	6.77	3.61	1.88	0.77	17.8	9.5	1.28	.269	3.98	92	3.90	99	7.93	3.1
11	David Cone D. Cone	.624	226	141	85	289	287	3.21	1,928	40	16	0	2017.0	1,667	720	792	169	774	73	1	19	8,378	100	8.60	3.45	2.49	0.75	23.0	9.2	1.21	.276	3.53	76	3.43	80	7.44	185.5
12	Jimmy Key J. Key	.622	180	112	68	246	232	3.62	924	12	7	0	1476.2	1,475	594	645	145	389	22	4	9	6,149	25	5.63	2.37	2.38	0.88	15.0	6.3	1.26	.285	3.93	83	3.84	88	8.99	88.8
13	Mike Hampton M. Hampton	.619	113	70	43	208	154	3.50	701	13	6	1	1043.0	1,040	406	474	78	390	21	9	13	4,445	35	6.05	3.37	1.80	0.67	15.8	8.8	1.37	.296	4.09	87	3.93	96	8.97	18.8
14	Bill Swift B. Swift	.617	115	71	44	276	142	3.53	565	4	3	26	1059.0	1,070	415	474	86	301	31	53	28	4,443	21	4.80	2.56	1.88	0.73	12.7	6.8	1.29	.284	4.03	82	3.90	93	9.09	32.2
15	Jack McDowell J. McDowell	.607	196	119	77	247	245	3.88	1,212	61	13	0	1702.1	1,691	733	783	160	532	39	0	24	7,176	52	6.41	2.81	2.28	0.85	16.9	7.4	1.31	.293	4.14	90	3.77	88	8.94	100.6
16	John Smoltz J. Smoltz	.601	238	143	95	315	315	3.32	1,893	42	14	0	2142.1	1,858	791	867	170	669	34	0	49	8,803	109	7.95	2.81	2.83	0.71	21.5	7.6	1.18	.280	3.64	81	3.25	79	7.81	206.5
17	Denny Neagle D. Neagle	.600	150	90	60	286	188	3.82	998	18	7	3	1311.0	1,268	557	600	152	378	30	23	32	5,480	33	6.85	2.59	2.64	1.04	18.2	6.9	1.26	.285	4.12	91	4.01	95	8.70	31.7
18	Kenny Rogers K. Rogers	.600	185	111	74	429	217	4.10	1,051	29	6	26	1627.2	1,626	742	834	164	609	51	108	28	7,004	45	5.81	3.37	1.73	0.91	15.0	8.7	1.37	.285	4.61	91	4.29	96	8.99	33.8
19	Jamie Moyer J. Moyer	.597	144	86	58	246	200	4.09	807	14	4	0	1362.0	1,415	619	669	153	340	44	11	19	5,742	17	5.33	2.25	2.37	1.01	14.1	5.9	1.29	.287	4.42	89	4.20	92	9.35	57.9
20	David Wells D. Wells	.593	214	127	87	331	272	4.11	1,244	36	9	6	1897.0	1,908	866	938	233	436	43	25	40	7,884	60	5.90	2.07	2.85	1.11	15.8	5.5	1.24	.283	4.45	92	4.07	91	9.05	88.8
21	Kevin Brown K. Brown	.593	241	143	98	316	314	3.25	1,581	58	16	0	2211.1	2,107	798	917	128	605	103	1	33	9,198	74	6.43	2.46	2.61	0.52	17.2	6.6	1.23	.292	3.73	77	3.30	78	8.58	235.9
22	Bob Welch B. Welch	.590	105	62	43	145	126	4.26	382	9	3	0	817.0	835	387	419	99	310	26	4	14	3,513	10	4.21	3.41	1.23	1.09	10.9	8.8	1.40	.273	4.62	108	4.75	118	9.20	-68
23	Aaron Sele A. Sele	.586	128	75	53	174	174	4.45	831	9	4	0	1039.2	1,143	514	580	95	423	67	0	19	4,651	29	7.19	3.66	1.96	0.82	17.9	9.1	1.51	.324	5.02	91	4.11	89	9.89	62.4
24	Charles Nagy C. Nagy	.585	207	121	86	268	266	4.20	1,143	31	6	0	1766.1	1,924	824	897	182	529	47	1	33	7,580	41	5.82	2.70	2.16	0.93	15.1	7.0	1.39	.307	4.57	92	4.05	91	9.80	78.7
25	Pat Hentgen P. Hentgen	.580	181	105	76	252	222	4.14	995	31	9	0	1555.2	1,587	716	783	191	557	37	11	19	6,675	55	5.76	3.22	1.79	1.10	14.9	8.3	1.38	.285	4.53	89	4.55	99	9.18	13.3