9 in a season, with 7.39 per nine innings in 2020.

	TEAM	H/9	SEASON	G	W%	W	L	GS	ERA	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA
1	Indians	7.39	2020	60	.583	35	25	60	3.29	621	1	0	20	536.0	440	196	209	68	157	27	8	2,176	20	10.43	2.64	3.96	1.14	28.5	7.2	1.11	.285	3.51
2	Athletics	7.40	1905	152	.622	92	56	152	2.19	895	117	19	0	1383.1	1,137	337	492	21	409	63		5,505	40	5.82	2.66	2.19	0.14	16.3	7.4	1.12	.271	3.20
3	Naps	7.41	1908	157	.584	90	64	157	2.02	548	108	18	5	1424.1	1,172	319	459	16	328	34		5,488	24	3.46	2.07	1.67	0.10	10.0	6.0	1.05	.253	2.90
4	Bridegrooms	7.41	1888	143	.629	88	52	143	2.33	577	138		0	1286.1	1,059	333	584	15	285	41		5,223	74	4.04	1.99	2.02	0.10	11.0	5.5	1.04	.243	4.09
5	Senators	7.41	1914	158	.526	81	73	158	2.54	784	75	21	19	1420.2	1,170	401	519	20	520	51		5,597	46	4.97	3.29	1.51	0.13	14.0	9.3	1.19	.272	3.29
6	White Sox	7.42	1908	156	.579	88	64	156	2.22	623	107	21	10	1414.0	1,165	349	470	11	284	28		5,501	30	3.97	1.81	2.19	0.07	11.3	5.2	1.02	.253	2.99
7	Browns	7.42	1908	155	.546	83	69	155	2.15	607	107	15	5	1397.0	1,151	333	478	7	387	63		5,446	22	3.91	2.49	1.57	0.05	11.1	7.1	1.10	.261	3.08
8	Astros	7.42	2019	162	.660	107	55	162	3.66	1,671	2	1	47	1462.1	1,205	595	640	230	448	41	0	5,995	41	10.28	2.76	3.73	1.42	27.9	7.5	1.13	.270	3.94
9	Giants	7.42	1904	158	.693	106	47	158	2.17	707	127	21	15	1396.2	1,151	337	476	36	349	35		5,561	29	4.56	2.25	2.03	0.23	12.7	6.3	1.07	.251	3.07
10	Athletics	7.43	1972	155	.600	93	62	155	2.58	862	42	15	43	1417.2	1,170	406	457	96	418	19	41	5,718	29	5.47	2.65	2.06	0.61	15.1	7.3	1.12	.248	2.90
11	Astros	7.43	1986	162	.593	96	66	162	3.15	1,160	18	11	51	1456.1	1,203	509	569	116	523	23	60	6,010	50	7.17	3.23	2.22	0.72	19.3	8.7	1.19	.260	3.52
12	White Sox	7.44	1909	159	.513	78	74	159	2.05	669	115	26	4	1430.1	1,182	326	464	8	340	52		5,560	29	4.21	2.14	1.97	0.05	12.0	6.1	1.06	.261	2.92
13	Dodgers	7.44	1975	162	.543	88	74	162	2.92	894	51	17	21	1469.2	1,215	477	534	104	448	28	20	6,015	34	5.47	2.74	2.00	0.64	14.9	7.4	1.13	.245	3.27
14	White Sox	7.46	1964	162	.605	98	64	162	2.72	955	44	16	45	1467.2	1,216	444	501	124	401	31	42	5,910	49	5.86	2.46	2.38	0.76	16.2	6.8	1.10	.248	3.07
15	Dodgers	7.46	1965	162	.599	97	65	162	2.81	1,079	58	17	35	1476.0	1,223	461	521	127	425	33	53	6,018	51	6.58	2.59	2.54	0.77	17.9	7.1	1.12	.252	3.18
16	Mets	7.46	1969	162	.617	100	62	162	2.99	1,012	51	16	35	1468.1	1,217	487	541	119	517	29	70	6,027	56	6.20	3.17	1.96	0.73	16.8	8.6	1.18	.252	3.32
17	Browns	7.46	1883	98	.663	65	33	98	2.23	325	93		1	879.1	729	218	409	7	150			3,606	50	3.33	1.54	2.17	0.07	9.0	4.2	1.00		4.19
18	Grays	7.47	1880	87	.619	52	32	87	1.64	286	75		3	799.0	663	146	299	7	51			3,137	26	3.22	0.57	5.61	0.08	9.1	1.6	0.89		3.37
19	Dodgers	7.48	2019	162	.654	106	56	162	3.37	1,519	3	1	44	1445.2	1,201	541	613	185	392	66	24	5,913	40	9.46	2.44	3.88	1.15	25.7	6.6	1.10	.271	3.82
20	Cubs	7.48	1904	156	.608	93	60	156	2.30	618	139	18	6	1383.2	1,150	354	517	16	402	36		5,565	24	4.02	2.61	1.54	0.10	11.1	7.2	1.12	.252	3.36
21	Red Sox	7.48	1918	126	.595	75	51	126	2.31	392	105	25	2	1120.0	931	287	381	9	380	31		4,557	29	3.15	3.05	1.03	0.07	8.6	8.3	1.17	.246	3.06
22	Senators	7.48	1918	130	.563	72	56	130	2.14	505	75	19	8	1228.0	1,021	292	408	10	395	28		4,954	35	3.70	2.89	1.28	0.07	10.2	8.0	1.15	.252	2.99
23	White Sox	7.50	1966	163	.512	83	79	163	2.68	896	38	19	34	1475.1	1,229	440	517	101	403	36	55	5,982	68	5.47	2.46	2.22	0.62	15.0	6.7	1.11	.248	3.15
24	Senators	7.50	1915	155	.556	85	68	155	2.31	715	87	19	13	1393.2	1,161	357	491	12	455	48		5,501	36	4.62	2.94	1.57	0.08	13.0	8.3	1.16	.269	3.17
25	Red Sox	7.50	1915	155	.669	101	50	155	2.39	634	81	16	15	1397.0	1,164	371	499	18	446	46		5,522	29	4.08	2.87	1.42	0.12	11.5	8.1	1.15	.262	3.21