least (hits/9 + bb/9) with at least 50 innings pitched in a season

9 with 50.0+ innings pitched in a season, with 4.99 in 2021.

Interpreted as:

least (hits/9 + bb/9) by a player with at least 50 innings pitched in a season

	NAME	(H/9+BB/9)	IP	H/9	BB/9	SEASON	TM	G	W	L	W%	GS	ERA	SO	CG	SHO	SV	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP	K/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	ERA-	FIP	FIP-	PRAA
1	Jacob deGrom J. deGrom	4.99	92.0	3.91	1.08	2021	NYM	15	7	2	.778	15	1.08	146	1	1	0	40	11	14	6	11	1	0	0	324	0	14.28	13.27	0.59	45.1	3.4	0.55	.213	1.37	27	1.23	29	30.6
2	Koji Uehara K. Uehara	5.09	74.1	4.00	1.09	2013	BOS	73	4	1	.800	0	1.09	101	0	0	21	33	9	10	5	9	1	40	2	265	1	12.23	11.22	0.61	38.1	3.4	0.57	.188	1.21	26	1.60	41	19.1
3	Dennis Eckersley D. Eckersley	5.46	57.2	4.99	0.47	1989	OAK	51	4	0	1.000	0	1.56	55	0	0	33	32	10	10	5	3	1	46	0	206	0	8.58	18.33	0.78	26.7	1.5	0.61	.190	1.56	43	2.18	60	9.6
4	Dennis Eckersley D. Eckersley	5.52	73.1	5.03	0.49	1990	OAK	63	4	2	.667	0	0.61	73	0	0	48	41	5	9	2	4	0	61	1	262	0	8.96	18.25	0.25	27.9	1.5	0.61	.213	1.10	17	1.33	35	20.6
5	Craig Kimbrel C. Kimbrel	5.89	62.2	3.88	2.01	2012	ATL	63	3	1	.750	0	1.01	116	0	0	42	27	7	7	3	14	2	56	0	231	5	16.66	8.29	0.43	50.2	6.1	0.65	.250	1.01	26	0.77	20	21.6
6	Emmanuel Clase E. Clase	5.93	74.1	4.72	1.21	2024	CLE	74	4	2	.667	0	0.61	66	0	0	47	39	5	10	2	10	2	66	1	270	2	7.99	6.60	0.24	24.4	3.7	0.66	.195	1.21	15	2.22	55	15.2
7	Mariano Rivera M. Rivera	5.99	70.2	5.22	0.76	2008	NYY	64	6	5	.545	0	1.40	77	0	0	39	41	11	11	4	6	2	60	0	259	1	9.81	12.83	0.51	29.7	2.3	0.67	.218	1.40	32	2.02	47	18
8	Kenley Jansen K. Jansen	6.03	68.2	4.59	1.44	2016	LAD	72	3	2	.600	0	1.83	104	0	0	47	35	14	14	4	11	2	63	2	251	1	13.63	9.45	0.52	41.4	4.4	0.67	.238	1.83	46	1.43	36	20.2
9	Joaquin Benoit J. Benoit	6.12	60.1	4.48	1.64	2010	TBR	63	1	2	.333	0	1.34	75	0	0	1	30	9	10	6	11	0	16	1	217	1	11.19	6.82	0.90	34.6	5.1	0.68	.192	1.49	34	2.43	60	11.1
10	Craig Kimbrel C. Kimbrel	6.13	69.0	4.30	1.83	2017	BOS	67	5	0	1.000	0	1.43	126	0	0	35	33	11	11	6	14	4	51	0	254	5	16.43	9.00	0.78	49.6	5.5	0.68	.260	1.43	31	1.41	32	22.7
11	Andrew Miller A. Miller	6.17	74.1	5.09	1.09	2016	TOT	70	10	1	.909	0	1.45	123	0	0	12	42	12	13	8	9	2	23	0	275	1	14.89	13.67	0.97	44.7	3.3	0.69	.256	1.57	34	1.67	38	21.7
12	Eric Gagne E. Gagne	6.23	82.1	4.04	2.19	2003	LAD	77	2	3	.400	0	1.20	137	0	0	55	37	11	12	2	20	3	67	2	306	2	14.98	6.85	0.22	44.8	6.5	0.69	.243	1.31	30	0.85	20	31.8
13	J.J. Putz	6.28	71.2	4.65	1.63	2007	SEA	68	6	1	.857	0	1.38	82	0	0	40	37	11	11	6	13	2	65	0	260	3	10.30	6.31	0.75	31.5	5.0	0.70	.197	1.38	32	2.66	61	13.7
14	Aroldis Chapman A. Chapman	6.31	61.1	4.11	2.20	2025	BOS	67	5	3	.625	0	1.17	85	0	0	32	28	8	9	3	15	0	43	0	228	6	12.47	5.67	0.44	37.3	6.6	0.70	.200	1.32	27	1.73	41	16.8
15	Cla Meredith C. Meredith	6.39	50.2	5.33	1.07	2006	SDP	45	5	1	.833	0	1.07	37	0	0	0	30	6	6	3	6	2	11	3	185	0	6.57	6.17	0.53	20.0	3.2	0.71	.197	1.07	26	2.92	67	8.2
16	Takashi Saito T. Saito	6.44	64.1	4.62	1.82	2007	LAD	63	2	1	.667	0	1.40	78	0	0	39	33	10	10	5	13	3	55	0	234	0	10.91	6.00	0.70	33.3	5.6	0.72	.207	1.40	33	2.56	58	13.6
17	Bryan Hudson B. Hudson	6.5	62.1	4.04	2.45	2024	MIL	43	6	1	.857	0	1.73	62	0	0	0	28	12	12	7	17	3	1	0	231	1	8.95	3.65	1.01	26.8	7.4	0.72	.148	1.73	42	3.59	88	3.5
18	Koji Uehara K. Uehara	6.51	65.0	5.26	1.25	2011	TOT	65	2	3	.400	0	2.35	85	0	0	0	38	17	17	11	9	0	22	1	243	0	11.77	9.44	1.52	35.0	3.7	0.72	.196	2.35	55	3.02	72	8.2
19	Clayton Kershaw C. Kershaw	6.52	149.0	5.86	0.66	2016	LAD	21	12	4	.750	21	1.69	172	3	3	0	97	28	31	8	11	2	0	1	544	5	10.39	15.64	0.48	31.6	2.0	0.72	.254	1.87	42	1.79	44	37.9
20	Emmanuel Clase E. Clase	6.56	72.2	5.33	1.24	2022	CLE	77	3	4	.429	0	1.36	77	0	0	42	43	11	18	3	10	1	67	2	271	4	9.54	7.70	0.37	28.4	3.7	0.73	.222	2.23	36	1.98	51	15.4
21	Liam Hendriks L. Hendriks	6.59	71.0	5.70	0.89	2021	CWS	69	8	3	.727	0	2.54	113	0	0	38	45	20	23	11	7	1	58	1	267	6	14.32	16.14	1.39	42.3	2.6	0.73	.252	2.92	58	2.33	52	16.2
22	Sean Doolittle S. Doolittle	6.61	62.2	5.46	1.15	2014	OAK	61	2	4	.333	0	2.73	89	0	0	22	38	19	19	5	8	0	40	1	236	0	12.78	11.13	0.72	37.7	3.4	0.73	.246	2.73	75	1.71	46	14.2
23	Raisel Iglesias R. Iglesias	6.62	69.1	4.93	1.69	2024	ATL	66	6	2	.750	0	1.95	68	0	0	34	38	15	19	4	13	3	52	3	259	1	8.83	5.23	0.52	26.3	5.0	0.74	.199	2.47	47	2.64	66	10.4
24	Pedro Martinez P. Martinez	6.64	217.0	5.31	1.33	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	8.88	0.71	34.8	3.9	0.74	.236	1.82	35	2.16	47	61.5
25	Chad Green C. Green	6.65	69.0	4.43	2.22	2017	NYY	40	5	0	1.000	1	1.83	103	0	0	0	34	14	14	4	17	2	4	0	253	3	13.43	6.06	0.52	40.7	6.7	0.74	.236	1.83	42	1.74	39	20.6