best era - in a season by a pitcher >100 innings

Bruce Sutter has the lowest ERA- with more than 100.0 innings pitched in a season, with an ERA- of 31 in 1977.

	NAME	ERA-	IP	SEASON	TM	G	W	L	W%	GS	ERA	SO	CG	SHO	SV	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	FIP	FIP-	H/9	PRAA
1	Bruce Sutter B. Sutter	31	107.1	1977	CHC	62	7	3	.700	0	1.34	129	0	0	31	69	16	21	5	23	1	48	7	411	7	10.82	1.93	5.61	0.42	31.4	5.6	0.86	.253	1.76	1.60	38	5.79	29.2
2	Ranger Suárez R. Suárez	32	106.0	2021	PHI	39	8	5	.615	12	1.36	107	1	1	4	73	16	20	4	33	5	13	3	418	1	9.08	2.80	3.24	0.34	25.6	7.9	1.00	.257	1.70	2.71	63	6.20	18.7
3	Tim Keefe T. Keefe	35	105.0	1880	TRO	12	6	6	.500	12	0.86	39	12	0	0	68	10	27	0	16		0		397	1	3.34	1.37	2.44	0.00	9.8	4.0	0.80		2.31	2.25	91	5.83	3.6
4	Pedro Martinez P. Martinez	35	217.0	2000	BOS	29	18	6	.750	29	1.74	284	7	4	0	128	42	44	17	32	14	0	0	817	1	11.78	1.33	8.88	0.71	34.8	3.9	0.74	.236	1.82	2.16	47	5.31	61.5
5	Ted Abernathy T. Abernathy	35	106.1	1967	CIN	70	6	3	.667	0	1.27	88	0	0	28	63	15	19	1	41	5	61	5	427	1	7.45	3.47	2.15	0.08	20.6	9.6	0.98	.212	1.61	2.30	66	5.33	13.4
6	Dutch Leonard D. Leonard	36	224.2	1914	BSA	36	19	5	.792	25	0.96	176	17	7	3	139	24	34	3	60	8	8		842	2	7.05	2.40	2.93	0.12	20.9	7.1	0.89	.229	1.36	1.95	70	5.57	20.4
7	Ferdie Schupp F. Schupp	36	140.1	1916	NYG	30	9	3	.750	11	0.90	86	8	4	1	79	14	22	1	37	5	17		525	2	5.52	2.37	2.32	0.06	16.4	7.0	0.83	.197	1.41	2.08	84	5.07	6.1
8	John Hiller J. Hiller	37	125.1	1973	DET	65	10	5	.667	0	1.44	124	0	0	38	89	20	21	7	39	0	60	7	498	1	8.90	2.80	3.18	0.50	24.9	7.8	1.02	.250	1.51	2.24	57	6.39	22.8
9	Greg Maddux G. Maddux	37	202.0	1994	ATL	25	16	6	.727	25	1.56	156	10	3	0	150	35	44	4	31	6	0	3	774	3	6.95	1.38	5.03	0.18	20.2	4.0	0.90	.253	1.96	2.39	55	6.68	43.7
10	Red Munger R. Munger	37	121.0	1944	SLN	21	11	3	.786	12	1.34	55	7	2	2	92	18	23	2	41	2	8		479	0	4.09	3.05	1.34	0.15	11.5	8.6	1.10	.237	1.71	2.91	80	6.84	9.5
11	Bob Gibson B. Gibson	38	304.2	1968	STL	34	22	9	.710	34	1.12	268	28	13	0	198	38	49	11	62	7	0	6	1,161	4	7.92	1.83	4.32	0.32	23.1	5.3	0.85	.230	1.45	1.77	63	5.85	34.8
12	Jim Kern J. Kern	38	143.0	1979	TEX	71	13	5	.722	0	1.57	136	0	0	29	99	25	35	5	62	2	57	6	578	5	8.56	3.90	2.19	0.31	23.5	10.7	1.13	.252	2.20	2.61	64	6.23	23.4
13	Greg Maddux G. Maddux	39	209.2	1995	ATL	28	19	2	.905	28	1.63	181	10	3	0	147	38	39	8	23	4	0	3	785	1	7.77	0.99	7.87	0.34	23.1	2.9	0.81	.244	1.67	2.25	52	6.31	46.9
14	Walter Johnson W. Johnson	39	346.0	1913	WSH	48	36	7	.837	36	1.14	243	29	11	2	232	44	56	9	38	9	10		1,271	2	6.32	0.99	6.39	0.23	19.1	3.0	0.78	.229	1.46	1.90	63	6.03	42.3
15	Mordecai Brown M. Brown	39	277.1	1906	CHC	36	26	6	.813	32	1.04	144	27	9	3	198	32	56	1	61	4	4		1,044	2	4.67	1.98	2.36	0.03	13.8	5.8	0.93	.236	1.82	2.08	75	6.43	21.1
16	Kris Medlen K. Medlen	40	138.0	2012	ATL	50	10	1	.909	12	1.57	120	2	1	1	103	24	26	6	23	0	7	0	520	3	7.83	1.50	5.22	0.39	23.1	4.4	0.91	.261	1.70	2.41	63	6.72	22
17	Steve Rogers S. Rogers	41	134.0	1973	MON	17	10	5	.667	17	1.54	64	7	3	0	93	23	28	5	49	1	0	3	527	3	4.30	3.29	1.31	0.34	12.1	9.3	1.06	.216	1.88	3.21	84	6.25	9.1
18	Mark Eichhorn M. Eichhorn	41	157.0	1986	TOR	69	14	6	.700	0	1.72	166	0	0	10	105	30	32	8	45	7	38	14	612	2	9.52	2.58	3.69	0.46	27.1	7.4	0.96	.251	1.83	2.30	56	6.02	31.8
19	Jesse Orosco J. Orosco	41	110.0	1983	NYM	62	13	7	.650	0	1.47	84	0	0	17	76	18	27	3	38	1	42	7	432	1	6.87	3.11	2.21	0.25	19.4	8.8	1.04	.239	2.21	2.63	73	6.22	12.3
20	Rich Gossage R. Gossage	41	133.0	1977	PIT	72	11	9	.550	0	1.62	151	0	0	26	78	24	27	9	49	2	55	6	523	2	10.22	3.32	3.08	0.61	28.9	9.4	0.95	.221	1.83	2.49	63	5.28	21.4
21	Walter Johnson W. Johnson	42	369.0	1912	WSH	50	33	12	.733	37	1.39	303	34	7	2	259	57	89	2	76	16	13		1,413	11	7.39	1.85	3.99	0.05	21.4	5.4	0.91	.253	2.17	2.03	63	6.32	49.6
22	George Witt G. Witt	42	106.0	1958	PIT	18	9	2	.818	15	1.61	81	5	3	0	78	19	22	2	59	2	0	3	442	5	6.88	5.01	1.37	0.17	18.3	13.3	1.29	.255	1.87	2.92	76	6.62	11
23	Clay Buchholz C. Buchholz	42	108.1	2013	BOS	16	12	1	.923	16	1.74	96	1	1	0	75	21	23	4	36	1	0	0	416	1	7.98	2.99	2.67	0.33	23.1	8.7	1.02	.254	1.91	2.78	71	6.23	13.5
24	Mel Rojas M. Rojas	42	100.2	1992	MON	68	7	1	.875	0	1.43	70	0	0	10	71	16	17	2	34	2	26	8	399	2	6.26	3.04	2.06	0.18	17.5	8.5	1.04	.237	1.52	2.72	79	6.35	8.2
25	Nathan Eovaldi N. Eovaldi	42	116.0	2025	TEX	20	10	3	.769	20	1.71	114	1	1	0	81	22	25	8	21	7	0	1	445	6	8.84	1.63	5.43	0.62	25.6	4.7	0.88	.247	1.94	2.76	65	6.28	18.8