Pedro Martinez had the lowest ERA in the NL in 1997, with an ERA of 1.90.

Interpreted as:

Who had the best era with a minimum of 1 IP per team game in the nl in 1997?

	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	Pedro Martinez P. Martinez	1.90	1997	MON	31	17	8	.680	31	305	13	4	0	241.1	158	51	65	16	67	9	0	5	947	3	11.37	2.50	4.55	0.60	32.2	7.1	0.93	.258	2.42	45	2.38	57	5.89	49
2	Greg Maddux G. Maddux	2.20	1997	ATL	33	19	4	.826	33	177	5	2	0	232.2	200	57	58	9	20	6	0	6	893	0	6.85	0.77	8.85	0.35	19.8	2.2	0.95	.280	2.24	53	2.42	58	7.74	46.2
3	Darryl Kile D. Kile	2.57	1997	HOU	34	19	7	.731	34	205	6	4	0	255.2	208	73	87	19	94	10	0	2	1,056	7	7.22	3.31	2.18	0.67	19.4	8.9	1.18	.260	3.06	65	3.68	93	7.32	8.2
4	Ismael Valdez I. Valdez	2.65	1997	LAD	30	10	11	.476	30	140	0	0	0	196.2	171	58	68	16	47	3	0	1	795	3	6.41	2.15	2.98	0.73	17.6	5.9	1.11	.263	3.11	68	3.50	84	7.83	14.4
5	Kevin Brown K. Brown	2.69	1997	FLA	33	16	8	.667	33	205	6	2	0	237.1	214	71	77	10	66	14	0	7	976	7	7.77	2.50	3.11	0.38	21.0	6.8	1.18	.300	2.92	67	2.93	71	8.12	32.5
6	Rick Reed R. Reed	2.89	1997	NYM	33	13	9	.591	31	113	2	0	0	208.1	186	67	76	19	31	5	0	4	824	0	4.88	1.34	3.65	0.82	13.7	3.8	1.04	.255	3.28	72	3.72	90	8.04	10
7	Tom Glavine T. Glavine	2.96	1997	ATL	33	14	7	.667	33	152	5	2	0	240.0	197	79	86	20	79	4	0	9	970	3	5.70	2.96	1.92	0.75	15.7	8.1	1.15	.248	3.23	71	3.96	94	7.39	6.3
8	Denny Neagle D. Neagle	2.97	1997	ATL	34	20	5	.800	34	172	4	4	0	233.1	204	77	87	18	49	6	0	5	947	3	6.63	1.89	3.51	0.69	18.2	5.2	1.08	.265	3.36	71	3.34	80	7.87	22.3
9	Curt Schilling C. Schilling	2.97	1997	PHI	35	17	11	.607	35	319	7	2	0	254.1	208	84	96	25	58	5	0	3	1,009	5	11.29	2.05	5.50	0.88	31.6	5.7	1.05	.304	3.40	69	2.61	62	7.36	45.8
10	John Smoltz J. Smoltz	3.02	1997	ATL	35	15	12	.556	35	241	7	2	0	256.0	234	86	97	21	63	1	0	9	1,043	10	8.47	2.21	3.83	0.74	23.1	6.0	1.16	.297	3.41	73	3.03	72	8.23	33.2
11	Andy Benes A. Benes	3.10	1997	STL	26	10	7	.588	26	175	0	0	0	177.0	149	61	64	9	61	5	0	4	727	7	8.90	3.10	2.87	0.46	24.1	8.4	1.19	.294	3.25	75	2.90	68	7.58	26.8
12	Shawn Estes S. Estes	3.18	1997	SFG	32	19	5	.792	32	181	3	2	0	201.0	162	71	80	12	100	8	0	2	849	10	8.10	4.48	1.81	0.54	21.3	11.8	1.30	.274	3.58	79	3.69	88	7.25	11.3
13	Matt Morris M. Morris	3.19	1997	STL	33	12	9	.571	33	149	3	0	0	217.0	208	77	88	12	69	7	0	2	900	5	6.18	2.86	2.16	0.50	16.6	7.7	1.28	.296	3.65	77	3.50	82	8.63	18.7
14	Chan Ho Park C. Ho Park	3.38	1997	LAD	32	14	8	.636	29	166	2	0	0	192.0	149	72	80	24	70	8	1	1	792	4	7.78	3.28	2.37	1.13	21.0	8.8	1.14	.239	3.75	86	4.22	102	6.98	-1.6
15	Kirk Rueter K. Rueter	3.45	1997	SFG	32	13	6	.684	32	115	0	0	0	190.2	194	73	83	17	51	1	0	8	802	3	5.43	2.41	2.25	0.80	14.3	6.4	1.28	.286	3.92	85	3.87	92	9.16	6.8
16	Chris Holt C. Holt	3.52	1997	HOU	33	8	12	.400	32	95	0	0	0	209.2	211	82	98	17	61	8	0	4	883	1	4.08	2.62	1.56	0.73	10.8	6.9	1.30	.276	4.21	89	4.24	106	9.06	-7
17	Alex Fernandez A. Fernandez	3.59	1997	FLA	32	17	12	.586	32	183	5	1	0	220.2	193	88	93	25	69	4	0	2	904	9	7.46	2.81	2.65	1.02	20.2	7.6	1.19	.270	3.79	89	3.91	94	7.87	5.9
18	Francisco Cordova F. Cordova	3.63	1997	PIT	29	11	8	.579	29	121	2	2	0	178.2	175	72	80	14	49	9	0	4	744	4	6.10	2.47	2.47	0.71	16.3	6.6	1.25	.292	4.03	85	3.74	88	8.82	9.8
19	Bobby Jones B. Jones	3.63	1997	NYM	30	15	9	.625	30	125	2	1	0	193.1	177	78	88	24	63	2	0	3	806	3	5.82	2.93	1.98	1.12	15.5	7.8	1.24	.258	4.10	90	4.43	107	8.24	-6.3
20	Mark Clark M. Clark	3.82	1997	TOT	32	14	8	.636	31	123	3	0	0	205.0	213	87	96	24	59	4	0	3	866	4	5.40	2.59	2.08	1.05	14.2	6.8	1.33	.288	4.21	93	4.35	104	9.35	-3.7
21	Mike Hampton M. Hampton	3.83	1997	HOU	34	15	10	.600	34	139	7	2	0	223.0	217	95	105	16	77	2	0	2	941	6	5.61	3.11	1.81	0.65	14.8	8.2	1.32	.284	4.24	97	3.85	97	8.76	2.8
22	Carlos Perez C. Perez	3.88	1997	MON	33	12	13	.480	32	110	8	5	0	206.2	206	89	109	21	48	4	0	1	857	2	4.79	2.09	2.29	0.91	12.8	5.6	1.23	.274	4.75	92	4.11	98	8.97	1.8
23	Todd Stottlemyre T. Stottlemyre	3.88	1997	STL	28	12	9	.571	28	160	0	0	0	181.0	155	78	86	16	65	12	0	3	761	6	7.96	3.23	2.46	0.80	21.0	8.5	1.22	.274	4.28	93	3.76	88	7.71	10.4
24	Dave Mlicki D. Mlicki	4.00	1997	NYM	32	8	12	.400	32	157	1	1	0	193.2	194	86	89	21	76	5	0	7	838	5	7.30	3.53	2.07	0.98	18.7	9.1	1.39	.299	4.14	99	4.14	100	9.02	0
25	Esteban Loaiza E. Loaiza	4.13	1997	PIT	33	11	11	.500	32	122	1	0	0	196.1	214	90	99	17	56	12	0	9	851	2	5.59	2.57	2.18	0.78	14.3	6.6	1.38	.306	4.54	96	4.02	95	9.81	4.6