best mlb pitchers by era of all-time, minimum 1000 games

Mariano Rivera had an ERA of 2.21 when pitching in 1,000+ games.

	NAME	ERA	G	W	L	W%	GS	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	Mariano Rivera M. Rivera	2.21	1,115	82	60	.577	10	1,173	0	0	652	1283.2	998	315	340	71	286	46	952	41	5,103	13	8.22	2.01	4.10	0.50	23.0	5.6	1.00	.263	2.38	49	2.76	61	7.00	246.7
2	Hoyt Wilhelm H. Wilhelm	2.52	1,070	143	122	.540	52	1,610	20	5	228	2254.1	1,757	632	773	150	778	62	651	61	9,164	90	6.43	3.11	2.07	0.60	17.6	8.5	1.12	.245	3.09	68	3.06	82	7.01	167.6
3	Kent Tekulve K. Tekulve	2.85	1,050	94	90	.511	0	779	0	0	184	1436.2	1,305	455	526	63	491	17	638	179	6,001	23	4.88	3.08	1.59	0.39	13.0	8.2	1.25	.267	3.30	77	3.25	88	8.18	71.1
4	Trevor Hoffman T. Hoffman	2.87	1,035	61	75	.449	0	1,133	0	0	601	1089.1	846	347	378	100	307	9	856	58	4,388	49	9.36	2.54	3.69	0.83	25.8	7.0	1.06	.263	3.12	71	3.07	73	6.99	143.1
5	John Franco J. Franco	2.89	1,119	90	87	.508	0	975	0	0	424	1245.2	1,166	400	466	81	495	22	774	78	5,312	54	7.04	3.58	1.97	0.59	18.4	9.3	1.33	.290	3.37	73	3.44	86	8.42	76
6	Rich Gossage R. Gossage	3.01	1,002	124	107	.537	37	1,502	16	0	310	1809.1	1,497	605	670	119	732	47	681	90	7,507	63	7.47	3.64	2.05	0.59	20.0	9.8	1.23	.270	3.33	81	3.18	84	7.45	125.4
7	Lee Smith L. Smith	3.03	1,022	71	92	.436	6	1,251	0	0	478	1289.1	1,133	434	475	89	486	10	802	100	5,388	47	8.73	3.39	2.57	0.62	23.2	9.0	1.26	.294	3.32	76	2.92	74	7.91	142
8	Jesse Orosco J. Orosco	3.16	1,252	87	80	.521	4	1,179	0	0	144	1295.1	1,055	455	512	113	581	34	501	86	5,460	40	8.19	4.04	2.03	0.79	21.6	10.6	1.26	.265	3.56	80	3.60	91	7.33	52.1
9	Michael Jackson M. Jackson	3.42	1,005	62	67	.481	7	1,006	0	0	142	1188.1	983	451	492	127	464	56	422	80	4,966	39	7.62	3.51	2.17	0.96	20.3	9.3	1.22	.258	3.73	81	3.95	94	7.44	38.1
10	Roberto Hernandez R. Hernandez	3.45	1,010	67	71	.486	3	945	0	0	326	1071.1	1,002	411	475	96	462	35	667	53	4,632	50	7.94	3.88	2.05	0.81	20.4	10.0	1.37	.293	3.99	77	3.85	86	8.42	74
11	Dennis Eckersley D. Eckersley	3.50	1,071	197	171	.535	361	2,401	100	20	390	3285.2	3,076	1,278	1,382	347	738	75	577	91	13,534	28	6.58	2.02	3.25	0.95	17.7	5.5	1.16	.274	3.79	86	3.40	85	8.43	224.9
12	Mike Timlin M. Timlin	3.63	1,058	75	73	.507	4	872	0	0	141	1204.1	1,168	486	533	118	377	47	467	72	5,082	31	6.52	2.82	2.31	0.88	17.2	7.4	1.28	.286	3.98	81	3.93	89	8.73	65.9
13	Dan Plesac D. Plesac	3.64	1,064	65	71	.478	14	1,041	0	0	158	1072.0	977	433	478	105	402	17	422	54	4,539	41	8.74	3.38	2.59	0.88	22.9	8.9	1.29	.293	4.01	86	3.45	82	8.20	89.5
14	Mike Stanton M. Stanton	3.92	1,178	68	63	.519	1	895	0	0	84	1114.0	1,086	485	523	93	420	33	363	76	4,762	35	7.23	3.39	2.13	0.75	18.8	8.8	1.35	.299	4.23	90	3.74	86	8.77	77.6
15	LaTroy Hawkins L. Hawkins	4.31	1,042	75	94	.444	98	983	2	0	127	1467.1	1,607	702	763	163	456	21	373	35	6,323	70	6.03	2.80	2.16	1.00	15.5	7.2	1.41	.307	4.68	94	4.17	94	9.86	38.8
16	Jose Mesa J. Mesa	4.36	1,022	80	109	.423	95	1,038	6	2	321	1548.2	1,629	750	811	151	651	55	633	57	6,804	75	6.03	3.78	1.59	0.88	15.3	9.6	1.47	.301	4.71	100	4.31	99	9.47	9.5