Steve Carlton had the lowest ERA in the NL in 1972, with an ERA of 1.97.

Interpreted as:

Who had the best era with a minimum of 1 IP per team game in the nl in 1972?

	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	Steve Carlton S. Carlton	1.97	1972	PHI	41	27	10	.730	41	310	30	8	0	346.1	257	76	84	17	87	1	0	8	1,351	8	8.06	2.26	3.56	0.44	22.9	6.4	0.99	.256	2.18	56	2.00	59	6.68	53.5
2	Gary Nolan G. Nolan	1.99	1972	CIN	25	15	5	.750	25	90	6	2	0	176.0	147	39	48	13	30	1	0	5	689	5	4.60	1.53	3.00	0.66	13.1	4.4	1.01	.241	2.45	60	2.86	90	7.52	6.4
3	Don Sutton D. Sutton	2.08	1972	LAD	33	19	9	.679	33	207	18	9	0	272.2	186	63	78	13	63	4	0	1	1,061	9	6.83	2.08	3.29	0.43	19.5	5.9	0.91	.224	2.57	64	2.23	71	6.14	27.9
4	Jon Matlack J. Matlack	2.32	1972	NYM	34	15	10	.600	32	169	8	4	0	244.0	215	63	79	14	71	2	1	14	1,003	7	6.23	2.62	2.38	0.52	16.8	7.1	1.17	.269	2.91	69	2.65	81	7.93	16.5
5	Bob Gibson B. Gibson	2.46	1972	STL	34	19	11	.633	34	208	23	4	0	278.0	226	76	83	14	88	3	0	11	1,119	10	6.73	2.85	2.36	0.45	18.6	7.9	1.13	.263	2.69	71	2.53	75	7.32	25.3
6	Steve Blass S. Blass	2.49	1972	PIT	33	19	8	.704	32	117	11	2	0	249.2	227	69	80	18	84	4	0	8	1,024	6	4.22	3.03	1.39	0.65	11.4	8.2	1.25	.261	2.88	74	3.45	107	8.18	-6.9
7	Claude Osteen C. Osteen	2.64	1972	LAD	33	20	11	.645	33	100	14	4	0	252.0	232	74	82	16	69	4	0	4	1,033	5	3.57	2.46	1.45	0.57	9.7	6.7	1.19	.256	2.93	81	3.29	105	8.29	-5.9
8	Don Wilson D. Wilson	2.68	1972	HOU	33	15	10	.600	33	172	13	3	0	228.1	196	68	79	16	66	2	0	2	927	11	6.78	2.60	2.61	0.63	18.6	7.1	1.15	.268	3.11	80	2.69	83	7.73	13.6
9	Dock Ellis D. Ellis	2.70	1972	PIT	25	15	7	.682	25	96	4	1	0	163.1	156	49	60	6	33	3	0	4	663	2	5.29	1.82	2.91	0.33	14.5	5.0	1.16	.286	3.31	81	2.36	73	8.60	16
10	Milt Pappas M. Pappas	2.77	1972	CHC	29	17	7	.708	28	80	10	3	0	195.0	187	60	72	18	29	8	0	3	791	2	3.69	1.34	2.76	0.83	10.1	3.7	1.11	.258	3.32	74	3.34	92	8.63	6.3
11	Jim McAndrew J. McAndrew	2.80	1972	NYM	28	11	8	.579	23	81	4	0	1	160.2	133	50	54	12	38	5	3	5	643	6	4.54	2.13	2.13	0.67	12.6	5.9	1.06	.239	3.02	83	3.16	97	7.45	1.6
12	Burt Hooton B. Hooton	2.80	1972	CHC	33	11	14	.440	31	132	9	3	0	218.1	201	68	78	13	81	1	1	7	916	8	5.44	3.34	1.63	0.54	14.4	8.8	1.29	.273	3.22	74	3.08	85	8.29	12.8
13	Jim Barr J. Barr	2.87	1972	SFG	44	8	10	.444	18	86	8	2	2	179.0	166	57	66	16	41	3	13	8	732	1	4.32	2.06	2.10	0.80	11.7	5.6	1.16	.256	3.32	81	3.33	98	8.35	1.3
14	Tommy John T. John	2.89	1972	LAD	29	11	5	.688	29	117	4	1	0	186.2	172	60	68	14	40	3	0	1	766	10	5.64	1.93	2.93	0.68	15.3	5.2	1.14	.267	3.28	89	2.81	90	8.29	6.4
15	Ron Bryant R. Bryant	2.90	1972	SFG	35	14	7	.667	28	107	11	4	0	214.0	176	69	81	20	77	2	1	5	879	8	4.50	3.24	1.39	0.84	12.2	8.8	1.18	.232	3.41	82	3.72	110	7.40	-7.4
16	Bob Moose B. Moose	2.91	1972	PIT	31	13	10	.565	30	144	6	3	1	226.0	213	73	84	11	47	4	1	9	927	6	5.73	1.87	3.06	0.44	15.5	5.1	1.15	.280	3.35	87	2.43	75	8.48	20.2
17	Tom Seaver T. Seaver	2.92	1972	NYM	35	21	12	.636	35	249	13	3	0	262.0	215	85	92	23	77	5	0	2	1,060	8	8.55	2.65	3.23	0.79	23.5	7.3	1.11	.272	3.16	86	2.57	79	7.39	20
18	Al Downing A. Downing	2.98	1972	LAD	31	9	9	.500	30	117	7	4	0	202.2	196	67	81	13	67	7	1	2	868	2	5.20	2.98	1.75	0.58	13.5	7.7	1.30	.276	3.60	92	3.17	101	8.70	-1.7
19	Bill Stoneman B. Stoneman	2.98	1972	MON	36	12	14	.462	35	171	13	4	0	250.2	213	83	93	15	102	3	0	12	1,049	5	6.14	3.66	1.68	0.54	16.3	9.7	1.26	.261	3.34	85	3.06	90	7.65	9.1
20	Bill Hands B. Hands	3.00	1972	CHC	32	11	8	.579	28	96	6	3	0	189.0	168	63	73	12	47	2	3	7	770	1	4.57	2.24	2.04	0.57	12.5	6.1	1.14	.254	3.48	80	2.98	82	8.00	13.1
21	Ross Grimsley R. Grimsley	3.05	1972	CIN	30	14	8	.636	28	79	4	1	1	197.2	194	67	73	18	50	0	2	8	813	3	3.60	2.28	1.58	0.82	9.7	6.2	1.23	.264	3.32	92	3.54	111	8.83	-8.3
22	Phil Niekro P. Niekro	3.06	1972	ATL	38	16	12	.571	36	164	17	1	0	282.1	254	96	112	22	53	5	1	3	1,150	10	5.23	1.69	3.09	0.70	14.3	4.6	1.09	.256	3.57	83	2.86	80	8.10	21.2
23	Nelson Briles N. Briles	3.08	1972	PIT	28	14	11	.560	27	120	9	2	0	195.2	185	67	83	14	43	1	1	8	802	2	5.52	1.98	2.79	0.64	15.0	5.4	1.17	.274	3.82	92	2.77	86	8.51	9.8
24	Rick Wise R. Wise	3.11	1972	STL	35	16	16	.500	35	142	20	2	0	269.0	250	93	98	16	71	1	0	13	1,089	4	4.75	2.38	2.00	0.54	13.0	6.5	1.19	.272	3.28	89	2.91	87	8.36	13.2
25	Clay Kirby C. Kirby	3.13	1972	SDP	34	12	14	.462	34	175	9	2	0	238.2	197	83	87	21	116	2	0	11	1,004	8	6.60	4.37	1.51	0.79	17.4	11.6	1.31	.255	3.28	95	3.55	113	7.43	-11.7