Albert Abreu had 0.89 home runs allowed / 9 in his rookie season in 2021.

Interpreted as:

pitchers with.8 or more hr/9 allowed in 2021

	NAME	HR/9	HR	SEASON	TM	G	W	L	W%	GS	ERA	SO	CG	SHO	SV	IP	H	ER	R	BB	HBP	GF	IBB	TBF	WP	K/9	BB/9	K/BB	K%	BB%	WHIP	BABIP	RA	ERA-	FIP	FIP-	H/9	PRAA
1	Albert Abreu A. Abreu	0.89	8	2021	NYY	28	2	0	1.000	0	5.15	35	0	0	1	36.2	27	21	21	19	3	14	1	156	3	8.59	4.66	1.84	22.4	12.2	1.25	.209	5.15	122	5.89	136	6.63	-6.3
2	Andrew Albers A. Albers	1	9	2021	MIN	5	1	2	.333	3	7.58	12	0	0	0	19.0	24	16	16	9	1	2	1	89	0	5.68	4.26	1.33	13.5	10.1	1.74	.259	7.58	177	9.64	228	11.37	-11.5
3	Sandy Alcantara S. Alcantara	2.33	21	2021	MIA	33	9	15	.375	33	3.19	201	1	0	0	205.2	171	73	85	50	10	0	2	837	6	8.80	2.19	4.02	24.0	6.0	1.07	.270	3.72	76	3.41	82	7.48	17.2
4	Tyler Alexander T. Alexander	1.78	16	2021	DET	41	2	4	.333	15	3.81	87	0	0	0	106.1	106	45	47	28	4	7	0	451	2	7.36	2.37	3.11	19.3	6.2	1.26	.285	3.98	88	4.38	104	8.97	-1.9
5	Yency Almonte Y. Almonte	1	9	2021	COL	48	1	3	.250	0	7.55	47	0	0	0	47.2	47	40	42	29	4	15	1	217	3	8.87	5.48	1.62	21.7	13.4	1.59	.297	7.93	157	5.72	129	8.87	-6.3
6	Adbert Alzolay A. Alzolay	2.78	25	2021	CHC	29	5	13	.278	21	4.58	128	0	0	1	125.2	112	64	66	34	5	1	2	519	2	9.17	2.44	3.76	24.7	6.6	1.16	.266	4.73	110	4.64	111	8.02	-6.3
7	Brett Anderson B. Anderson	1.22	11	2021	MIL	24	4	9	.308	24	4.22	58	0	0	0	96.0	102	45	52	28	2	0	0	409	0	5.44	2.63	2.07	14.2	6.8	1.35	.294	4.88	101	4.38	102	9.56	-1
8	Chase Anderson C. Anderson	1.11	10	2021	PHI	14	2	4	.333	9	6.75	35	0	0	0	48.0	51	36	36	20	3	2	1	215	0	6.56	3.75	1.75	16.3	9.3	1.48	.279	6.75	161	5.85	135	9.56	-7.9
9	Tyler Anderson T. Anderson	3	27	2021	TOT	31	7	11	.389	31	4.53	134	0	0	0	167.0	170	84	87	38	1	0	2	703	1	7.22	2.05	3.53	19.1	5.4	1.25	.284	4.69	108	4.36	104	9.16	-3
10	Shawn Armstrong S. Armstrong	1.11	10	2021	TOT	31	1	0	1.000	0	6.75	44	0	0	0	36.0	39	27	28	15	2	11	0	165	0	11.00	3.75	2.93	26.7	9.1	1.50	.309	7.00	157	5.75	132	9.75	-5.5
11	Jake Arrieta J. Arrieta	2.67	24	2021	TOT	24	5	14	.263	24	7.39	83	0	0	0	98.2	131	81	91	44	6	0	3	469	3	7.57	4.01	1.89	17.7	9.4	1.77	.343	8.30	180	6.16	147	11.95	-21.8
12	Daniel Bard D. Bard	0.89	8	2021	COL	67	7	8	.467	0	5.21	80	0	0	20	65.2	69	38	41	36	7	44	1	304	4	10.96	4.93	2.22	26.3	11.8	1.60	.353	5.62	108	4.27	96	9.46	1.4
13	Matt Barnes M. Barnes	0.89	8	2021	BOS	60	6	5	.545	0	3.79	84	0	0	24	54.2	41	23	25	20	2	44	2	222	3	13.83	3.29	4.20	37.8	9.0	1.12	.306	4.12	83	3.20	74	6.75	6.8
14	Jaime Barría J. Barría	0.89	8	2021	LAA	13	2	4	.333	11	4.61	35	0	0	0	56.2	70	29	29	19	2	0	0	250	0	5.56	3.02	1.84	14.0	7.6	1.57	.333	4.61	105	4.87	112	11.12	-3.1
15	Anthony Bass A. Bass	1.22	11	2021	MIA	70	3	9	.250	1	3.82	58	0	0	0	61.1	55	26	33	24	3	12	6	260	0	8.51	3.52	2.42	22.3	9.2	1.29	.268	4.84	91	4.92	118	8.07	-5.4
16	Chris Bassitt C. Bassitt	1.67	15	2021	OAK	27	12	4	.750	27	3.15	159	1	1	0	157.1	127	55	55	39	11	0	1	637	5	9.10	2.23	4.08	25.0	6.1	1.06	.271	3.15	77	3.33	80	7.26	14.5
17	Trevor Bauer T. Bauer	2.11	19	2021	LAD	17	8	5	.615	17	2.59	137	1	0	0	107.2	71	31	36	37	3	0	1	432	3	11.45	3.09	3.70	31.7	8.6	1.00	.220	3.01	64	4.03	94	5.93	3.1
18	José Berríos J. Berríos	2.44	22	2021	TOT	32	12	9	.571	32	3.52	204	1	0	0	192.0	159	75	83	45	15	0	0	781	3	9.56	2.11	4.53	26.1	5.8	1.06	.277	3.89	81	3.46	82	7.45	16.5
19	Paul Blackburn P. Blackburn	0.89	8	2021	OAK	9	1	4	.200	9	5.87	26	0	0	0	38.1	52	25	26	10	2	0	0	175	1	6.10	2.35	2.60	14.9	5.7	1.62	.341	6.10	143	5.46	132	12.21	-5.8
20	Brad Boxberger B. Boxberger	0.89	8	2021	MIL	71	5	4	.556	0	3.34	83	0	0	4	64.2	44	24	26	25	6	12	1	266	3	11.55	3.48	3.32	31.2	9.4	1.07	.250	3.62	80	3.64	85	6.12	4.6
21	Matthew Boyd M. Boyd	1	9	2021	DET	15	3	8	.273	15	3.89	67	0	0	0	78.2	77	34	37	23	7	0	0	337	4	7.67	2.63	2.91	19.9	6.8	1.27	.294	4.23	90	4.09	97	8.81	1.2
22	Rex Brothers R. Brothers	1	9	2021	CHC	57	3	2	.600	0	5.26	75	0	0	1	53.0	41	31	31	35	6	10	2	236	5	12.74	5.94	2.14	31.8	14.8	1.43	.288	5.26	127	4.86	116	6.96	-4
23	Walker Buehler W. Buehler	2.11	19	2021	LAD	33	16	4	.800	33	2.47	212	0	0	0	207.2	149	57	61	52	6	0	2	815	5	9.19	2.25	4.08	26.0	6.4	0.97	.247	2.64	61	3.15	74	6.46	26
24	Madison Bumgarner M. Bumgarner	2.67	24	2021	ARI	26	7	10	.412	26	4.67	124	1	1	0	146.1	134	76	82	39	11	0	2	613	2	7.63	2.40	3.18	20.2	6.4	1.18	.265	5.04	111	4.62	112	8.24	-8.8
25	Dylan Bundy D. Bundy	2.22	20	2021	LAA	23	2	9	.182	19	6.06	84	0	0	0	90.2	89	61	64	34	6	1	0	397	1	8.34	3.38	2.47	21.2	8.6	1.36	.273	6.35	137	5.50	126	8.83	-11.2