Lefty Grove had the best ERA in 1930, with an ERA of 2.54.

Interpreted as:

What pitcher had the best era with a minimum of 1 IP per team game in 1930?

	NAME	ERA	SEASON	TM	G	W	L	W%	GS	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	ERA-	FIP	FIP-	H/9	PRAA
1	Lefty Grove L. Grove	2.54	1930	PHA	50	28	5	.848	32	209	22	2	9	291.0	273	82	101	8	60	5	17	1,191	2	6.46	1.86	3.48	0.25	17.5	5.0	1.14	.292	3.12	53	3.09	64	8.44	55.6
2	Dazzy Vance D. Vance	2.61	1930	BKN	35	17	15	.531	31	173	20	4	1	258.2	241	75	97	15	55	5	3	1,061	4	6.02	1.91	3.15	0.52	16.3	5.2	1.14	.278	3.38	54	3.61	75	8.39	35
3	Wes Ferrell W. Ferrell	3.31	1930	CLE	43	25	13	.658	35	143	25	1	3	296.2	299	109	141	14	106	0	8	1,274	5	4.34	3.22	1.35	0.42	11.2	8.3	1.37	.282	4.28	68	4.22	86	9.07	23.6
4	Lefty Stewart L. Stewart	3.45	1930	SLA	35	20	12	.625	33	79	23	1	0	271.0	281	104	119	21	70	1	2	1,139	0	2.62	2.32	1.13	0.70	6.9	6.1	1.30	.269	3.95	72	4.71	97	9.33	4.5
5	George Uhle G. Uhle	3.65	1930	DET	33	12	12	.500	29	117	18	1	3	239.0	239	97	110	18	75	5	4	1,005	3	4.41	2.82	1.56	0.68	11.6	7.5	1.31	.280	4.14	77	4.50	94	9.00	7.9
6	Bump Hadley B. Hadley	3.73	1930	WSH	42	15	11	.577	34	162	15	1	3	260.1	242	108	123	6	105	6	7	1,113	4	5.60	3.63	1.54	0.21	14.6	9.4	1.33	.283	4.25	81	3.83	82	8.37	23.6
7	Ted Lyons T. Lyons	3.78	1930	CWS	42	22	15	.595	36	69	29	1	2	297.2	331	125	160	12	57	2	6	1,258	2	2.09	1.72	1.21	0.36	5.5	4.5	1.30	.285	4.84	84	4.16	91	10.01	12.8
8	Vic Sorrell V. Sorrell	3.86	1930	DET	35	16	11	.593	30	97	14	2	2	233.1	245	100	116	12	106	0	5	1,021	4	3.74	4.09	0.92	0.46	9.5	10.4	1.50	.289	4.47	81	4.70	98	9.45	2.7
9	Pat Caraway P. Caraway	3.86	1930	CWS	38	10	10	.500	21	83	9	1	1	193.1	194	83	96	12	57	3	12	812	0	3.86	2.65	1.46	0.56	10.2	7.0	1.30	.277	4.47	86	4.38	96	9.03	3.4
10	Carl Hubbell C. Hubbell	3.87	1930	NYG	37	17	12	.586	32	117	17	3	2	241.2	263	104	120	11	58	11	4	1,037	3	4.36	2.16	2.02	0.41	11.3	5.6	1.33	.300	4.47	79	3.98	83	9.79	22.6
11	Alvin Crowder A. Crowder	3.89	1930	TOT	40	18	16	.529	35	107	25	1	2	279.2	276	121	133	17	96	2	4	1,188	1	3.44	3.09	1.11	0.55	9.0	8.1	1.33	.268	4.28	84	4.58	97	8.88	4.1
12	Milt Gaston M. Gaston	3.92	1930	BSA	38	13	20	.394	34	99	21	2	2	273.0	272	119	138	15	98	0	4	1,175	11	3.26	3.23	1.01	0.49	8.4	8.3	1.36	.267	4.55	86	4.57	99	8.97	0.6
13	Bill Walker B. Walker	3.93	1930	NYG	39	17	15	.531	34	105	13	2	1	245.1	258	107	133	19	88	7	4	1,075	2	3.85	3.23	1.19	0.70	9.8	8.2	1.41	.279	4.88	81	4.81	100	9.46	-0.2
14	Pat Malone P. Malone	3.94	1930	CHC	45	20	9	.690	35	142	22	1	5	271.2	290	119	145	14	96	6	8	1,197	4	4.70	3.18	1.48	0.46	11.9	8.0	1.42	.294	4.80	80	4.25	87	9.61	18.7
15	Jumbo Elliott J. Elliott	3.95	1930	BKN	35	10	7	.588	21	59	6	2	1	198.1	204	87	100	16	70	5	8	849	2	2.68	3.18	0.84	0.73	6.9	8.2	1.38	.269	4.54	81	5.09	106	9.26	-6.3
16	Burleigh Grimes B. Grimes	4.07	1930	TOT	33	16	11	.593	28	73	11	1	0	201.1	246	91	119	9	65	7	5	896	7	3.26	2.91	1.12	0.40	8.1	7.3	1.54	.319	5.32	82	4.43	90	11.00	10.8
17	Sad Sam Jones S. Sam Jones	4.07	1930	WSH	25	15	7	.682	25	60	14	1	0	183.1	195	83	95	4	61	3	0	787	1	2.95	2.99	0.98	0.20	7.6	7.8	1.40	.290	4.66	89	4.18	90	9.57	9.6
18	Firpo Marberry F. Marberry	4.09	1930	WSH	33	15	5	.750	22	56	9	2	1	185.0	190	84	92	15	53	0	9	774	0	2.72	2.58	1.06	0.73	7.2	6.8	1.31	.269	4.48	89	4.81	103	9.24	-3.5
19	Ray Phelps R. Phelps	4.11	1930	BKN	36	14	7	.667	24	64	11	2	0	179.2	198	82	98	21	52	3	5	779	1	3.21	2.60	1.23	1.05	8.2	6.7	1.39	.277	4.91	84	5.23	108	9.92	-8.5
20	George Pipgras G. Pipgras	4.11	1930	NYY	44	15	15	.500	30	111	15	3	5	221.0	230	101	133	9	70	8	13	974	4	4.52	2.85	1.59	0.37	11.4	7.2	1.36	.285	5.42	93	4.08	92	9.37	8.7
21	Socks Seibold S. Seibold	4.12	1930	BSN	36	15	16	.484	33	70	20	1	2	251.0	288	115	135	16	85	2	2	1,109	1	2.51	3.05	0.82	0.57	6.3	7.7	1.49	.291	4.84	86	4.81	101	10.33	-1.8
22	Watty Clark W. Clark	4.19	1930	BKN	44	13	13	.500	24	81	9	1	7	200.0	209	93	110	20	38	0	14	827	1	3.65	1.71	2.13	0.90	9.8	4.6	1.24	.275	4.95	86	4.56	95	9.40	5.6
23	Bill Shores B. Shores	4.19	1930	PHA	31	12	4	.750	19	48	7	1	0	159.0	169	74	86	11	70	3	7	700	1	2.72	3.96	0.69	0.62	6.9	10.0	1.50	.278	4.87	88	5.17	107	9.57	-5.3
24	Red Faber R. Faber	4.21	1930	CWS	29	8	13	.381	26	62	10	0	1	169.0	188	79	101	7	49	5	2	742	3	3.30	2.61	1.27	0.37	8.4	6.6	1.40	.292	5.38	93	4.26	94	10.01	5.2
25	Mel Harder M. Harder	4.21	1930	CLE	36	11	10	.524	19	45	7	0	2	175.1	205	82	108	9	68	4	9	793	5	2.31	3.49	0.66	0.46	5.7	8.6	1.56	.294	5.54	86	4.89	99	10.52	1.6