reliever era record 50 innings pitched 1990 to 1999

Between 1990 and 1999, Mac Suzuki had the worst ERA by a relief pitcher when pitching at least 50 innings, with an ERA of 8.31.

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Assumption:Threshold per result
Data note: Earned Run Average, Innings Pitched: player game data complete from 1901
Data note: Data: Retrosheet

	NAME	ERA	IP	G	W	L	W%	GS	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	H/9
1	Mac Suzuki M. Suzuki	8.31	52.0	27	1	1	.500	0	33	0	0	0	61	48	49	8	34	2	6	3	247	3	5.71	5.88	0.97	1.38	13.4	13.8	1.83	.312	8.48	10.56
2	Kevin Jarvis K. Jarvis	7.44	88.1	45	0	3	.000	0	58	0	0	1	124	73	76	24	37	3	17	2	427	5	5.91	3.77	1.57	2.45	13.6	8.7	1.82	.328	7.74	12.63
3	Brian Maxcy B. Maxcy	7.28	55.2	43	4	5	.444	0	21	0	0	0	69	45	53	8	33	2	14	7	266	6	3.40	5.34	0.64	1.29	7.9	12.4	1.83	.302	8.57	11.16
4	Dan Serafini D. Serafini	7.23	74.2	59	6	1	.857	0	35	0	0	1	105	60	63	8	34	2	12	3	361	4	4.22	4.10	1.03	0.96	9.7	9.4	1.86	.344	7.59	12.66
5	David Wainhouse D. Wainhouse	7.19	96.1	76	2	2	.500	0	61	0	0	0	117	77	81	13	57	6	27	1	454	7	5.70	5.33	1.07	1.21	13.4	12.6	1.81	.328	7.57	10.93
6	Mark Holzemer M. Holzemer	7.18	52.2	65	2	1	.667	0	36	0	0	1	70	42	47	9	26	5	15	2	257	1	6.15	4.44	1.38	1.54	14.0	10.1	1.82	.337	8.03	11.96
7	Willie Banks W. Banks	7.10	90.0	63	4	4	.500	0	62	0	0	1	114	71	82	13	63	2	21	8	446	9	6.20	6.30	0.98	1.30	13.9	14.1	1.97	.330	8.20	11.40
8	Brad Pennington B. Pennington	7.02	75.2	79	3	6	.333	0	83	0	0	4	67	59	64	12	89	3	31	2	379	11	9.87	10.59	0.93	1.43	21.9	23.5	2.06	.286	7.61	7.97
9	Vaughn Eshelman V. Eshelman	7.00	63.0	53	4	1	.800	0	31	0	0	0	86	49	52	7	41	2	11	8	310	3	4.43	5.86	0.76	1.00	10.0	13.2	2.02	.345	7.43	12.29
10	Ken Cloude K. Cloude	6.97	50.1	26	3	2	.600	0	23	0	0	1	68	39	41	4	33	4	8	4	248	5	4.11	5.90	0.70	0.72	9.3	13.3	2.01	.348	7.33	12.16
11	Mike Mimbs M. Mimbs	6.88	53.2	36	2	2	.500	0	49	0	0	1	57	41	45	10	38	3	8	3	254	4	8.22	6.37	1.29	1.68	19.3	15.0	1.77	.305	7.55	9.56
12	Ramon Tatis R. Tatis	6.82	67.1	78	1	1	.500	0	38	0	0	0	89	51	55	15	45	4	19	7	327	5	5.08	6.01	0.84	2.00	11.6	13.8	1.99	.329	7.35	11.90
13	Kyle Abbott K. Abbott	6.75	50.2	35	2	1	.667	0	42	0	0	0	64	38	38	10	30	0	4	0	237	4	7.46	5.33	1.40	1.78	17.7	12.7	1.86	.348	6.75	11.37
14	Keith Shepherd K. Shepherd	6.38	60.2	40	2	5	.286	0	34	0	0	3	73	43	52	8	30	1	15	2	282	2	5.04	4.45	1.13	1.19	12.1	10.6	1.70	.311	7.71	10.83
15	Carlos Almanzar C. Almanzar	6.36	69.1	57	2	3	.400	0	54	0	0	0	83	49	51	11	24	4	21	4	314	2	7.01	3.12	2.25	1.43	17.2	7.6	1.54	.326	6.62	10.77
16	Marcus Moore M. Moore	6.36	86.1	79	7	5	.583	0	73	0	0	2	89	61	73	11	63	8	32	3	415	9	7.61	6.57	1.16	1.15	17.6	15.2	1.76	.300	7.61	9.28
17	Brian Bevil B. Bevil	6.35	62.1	59	4	3	.571	0	64	0	0	1	68	44	46	6	34	4	22	3	290	8	9.24	4.91	1.88	0.87	22.1	11.7	1.64	.341	6.64	9.82
18	Robert Person R. Person	6.35	83.2	64	3	4	.429	0	66	0	0	8	87	59	61	17	54	6	23	2	392	3	7.10	5.81	1.22	1.83	16.8	13.8	1.69	.281	6.56	9.36
19	Dustin Hermanson D. Hermanson	6.32	57.0	40	4	1	.800	0	47	0	0	0	64	40	45	11	31	1	10	1	262	3	7.42	4.89	1.52	1.74	17.9	11.8	1.67	.308	7.11	10.11
20	Jamie Walker J. Walker	6.30	50.0	54	3	3	.500	0	32	0	0	0	61	35	38	9	21	4	17	3	235	2	5.76	3.78	1.52	1.62	13.6	8.9	1.64	.308	6.84	10.98
21	Terry Burrows T. Burrows	6.30	60.0	47	4	4	.500	0	31	0	0	1	72	42	44	11	34	3	14	1	278	4	4.65	5.10	0.91	1.65	11.2	12.2	1.77	.307	6.60	10.80
22	Masao Kida M. Kida	6.26	64.2	49	1	0	1.000	0	50	0	0	1	73	45	48	6	30	4	21	3	292	7	6.96	4.18	1.67	0.84	17.1	10.3	1.59	.332	6.68	10.16
23	Doug Creek D. Creek	6.20	61.0	72	0	2	.000	0	54	0	0	0	53	42	48	12	43	2	18	3	276	3	7.97	6.34	1.26	1.77	19.6	15.6	1.57	.248	7.08	7.82
24	George Tsamis G. Tsamis	6.19	68.1	41	1	2	.333	0	30	0	0	1	86	47	51	9	27	3	18	5	309	1	3.95	3.56	1.11	1.19	9.7	8.7	1.65	.321	6.72	11.33
25	Jim Pittsley J. Pittsley	6.18	78.2	52	0	1	.000	0	49	0	0	0	95	54	62	15	42	3	16	1	364	8	5.61	4.81	1.17	1.72	13.5	11.5	1.74	.314	7.09	10.87

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Thu 3/25	BOS	@	SEA	4:00 AM
Fri 3/26	BOS	@	SEA	4:00 AM
Sat 3/27	BOS	@	SEA	4:00 AM
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Between 1990 and 1999, Mac Suzuki had the worst ERA by a relief pitcher when pitching at least 50 innings, with an ERA of 8.31.

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