Trevor Williams has an ERA of 4.36 in his career.

Interpreted as:

trever williams stats era per innigs in his career

	NAME	ERA	SEASON	TM	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	Trevor Williams T. Williams	7.82	2016	PIT	7	1	1	.500	1	11	0	0	0	12.2	19	11	13	4	5	0	1	0	61	0	7.82	3.55	2.20	2.84	18.0	8.2	1.89	.366	9.24	192	6.69	164	13.50	-3.7
2	Trevor Williams T. Williams	4.07	2017	PIT	31	7	9	.438	25	117	0	0	0	150.1	145	68	73	14	52	9	1	4	642	2	7.00	3.11	2.25	0.84	18.2	8.1	1.31	.291	4.37	96	4.02	93	8.68	4.9
3	Trevor Williams T. Williams	3.11	2018	PIT	31	14	10	.583	31	126	1	1	0	170.2	146	59	64	15	55	4	0	3	701	4	6.64	2.90	2.29	0.79	18.0	7.8	1.18	.261	3.38	78	3.86	95	7.70	3.8
4	Trevor Williams T. Williams	5.38	2019	PIT	26	7	9	.438	26	113	0	0	0	145.2	162	87	93	27	44	7	0	3	636	2	6.98	2.72	2.57	1.67	17.8	6.9	1.41	.303	5.75	124	5.11	116	10.01	-11.1
5	Trevor Williams T. Williams	6.18	2020	PIT	11	2	8	.200	11	49	0	0	0	55.1	66	38	42	15	21	4	0	0	252	1	7.97	3.42	2.33	2.44	19.4	8.3	1.57	.313	6.83	138	6.29	140	10.73	-10.9
6	Trevor Williams T. Williams	4.35	2021	TOT	23	4	2	.667	15	90	0	0	0	91.0	105	44	51	11	31	3	3	0	405	0	8.90	3.07	2.90	1.09	22.2	7.7	1.49	.348	5.04	106	3.88	92	10.38	3.2
7	Trevor Williams T. Williams	3.21	2022	NYM	30	3	5	.375	9	84	0	0	1	89.2	87	32	34	12	23	4	5	1	372	1	8.43	2.31	3.65	1.20	22.6	6.2	1.23	.301	3.41	84	3.88	98	8.73	0.7
8	Trevor Williams T. Williams	5.55	2023	WSH	30	6	10	.375	30	111	0	0	0	144.1	178	89	97	34	53	5	0	1	659	0	6.92	3.30	2.09	2.12	16.8	8.0	1.60	.316	6.05	128	5.98	135	11.10	-24.8
9	Trevor Williams T. Williams	2.03	2024	WSH	13	6	1	.857	13	59	0	0	0	66.2	51	15	17	3	18	0	0	0	260	0	7.97	2.43	3.28	0.41	22.7	6.9	1.03	.267	2.30	50	2.78	68	6.89	9.7
10	Trevor Williams T. Williams	5.86	2025	WSH	7	2	3	.400	7	30	0	0	0	35.1	46	23	23	5	11	0	0	0	160	1	7.64	2.80	2.73	1.27	18.8	6.9	1.61	.360	5.86	143	4.13	102	11.72	-0.3
	Total	4.36			209	52	58	.473	168	790	1	1	1	961.2	1,005	466	507	140	313	36	10	12	4,148	11	7.39	2.93	2.52	1.31	19.0	7.5	1.37	.301	4.74	104	4.51	106	9.41	-28.5