Clayton Kershaw had the best ERA in the NL in 2012, with an ERA of 2.53.

Interpreted as:

Who had the best era with a minimum of 1 IP per team game in the nl in 2012?

	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	Clayton Kershaw C. Kershaw	2.53	2012	LAD	33	14	9	.609	33	229	2	2	0	227.2	170	64	70	16	63	5	0	5	901	6	9.05	2.49	3.63	0.63	25.4	7.0	1.02	.262	2.77	67	2.88	74	6.72	25.7
2	R.A. Dickey	2.73	2012	NYM	34	20	6	.769	33	230	5	3	0	233.2	192	71	78	24	54	9	1	2	927	4	8.86	2.08	4.26	0.92	24.8	5.8	1.05	.275	3.00	73	3.26	84	7.40	16.6
3	Johnny Cueto J. Cueto	2.78	2012	CIN	33	19	9	.679	33	170	2	0	0	217.0	205	67	73	15	49	12	0	5	888	1	7.05	2.03	3.47	0.62	19.1	5.5	1.17	.296	3.03	70	3.26	81	8.50	17.9
4	Matt Cain M. Cain	2.79	2012	SFG	32	16	5	.762	32	193	2	2	0	219.1	177	68	73	21	51	9	0	1	876	8	7.92	2.09	3.78	0.86	22.0	5.8	1.04	.259	3.00	76	3.39	92	7.26	7.6
5	Kyle Lohse K. Lohse	2.86	2012	STL	33	16	3	.842	33	143	0	0	0	211.0	192	67	74	19	38	4	0	1	864	1	6.10	1.62	3.76	0.81	16.6	4.4	1.09	.262	3.16	74	3.50	91	8.19	8.5
6	Gio Gonzalez G. Gonzalez	2.89	2012	WSH	32	21	8	.724	32	207	2	1	0	199.1	149	64	69	9	76	5	0	3	822	10	9.35	3.43	2.72	0.41	25.2	9.2	1.13	.267	3.12	73	2.82	73	6.73	23.3
7	Jordan Zimmermann J. Zimmermann	2.94	2012	WSH	32	12	8	.600	32	153	0	0	0	195.2	186	64	69	18	43	8	0	2	805	3	7.04	1.98	3.56	0.83	19.0	5.3	1.17	.288	3.17	75	3.50	91	8.56	7.9
8	Cole Hamels C. Hamels	3.05	2012	PHI	31	17	6	.739	31	216	2	2	0	215.1	190	73	80	24	52	3	0	3	867	3	9.03	2.17	4.15	1.00	24.9	6.0	1.12	.290	3.34	77	3.30	83	7.94	16.2
9	Cliff Lee C. Lee	3.16	2012	PHI	30	6	9	.400	30	207	0	0	0	211.0	207	74	79	26	28	0	0	0	847	4	8.83	1.19	7.39	1.11	24.4	3.3	1.11	.309	3.37	80	3.12	79	8.83	19.8
10	Wade Miley W. Miley	3.33	2012	ARI	32	16	11	.593	29	144	0	0	0	194.2	193	72	79	14	37	2	0	0	807	6	6.66	1.71	3.89	0.65	17.8	4.6	1.18	.293	3.65	81	3.14	80	8.92	17.1
11	Ryan Vogelsong R. Vogelsong	3.37	2012	SFG	31	14	9	.609	31	158	0	0	0	189.2	171	71	76	17	62	8	0	7	788	3	7.50	2.94	2.55	0.81	20.1	7.9	1.23	.284	3.61	92	3.69	100	8.11	-0.1
12	Madison Bumgarner M. Bumgarner	3.37	2012	SFG	32	16	11	.593	32	191	2	1	0	208.1	183	78	87	23	49	7	0	6	849	3	8.25	2.12	3.90	0.99	22.5	5.8	1.11	.276	3.76	92	3.49	94	7.91	4.7
13	Ross Detwiler R. Detwiler	3.40	2012	WSH	33	10	8	.556	27	105	0	0	0	164.1	149	62	75	15	52	5	1	0	686	4	5.75	2.85	2.02	0.82	15.3	7.6	1.22	.263	4.11	86	4.04	105	8.16	-3.3
14	Jonathon Niese J. Niese	3.40	2012	NYM	30	13	9	.591	30	155	0	0	0	190.1	174	72	77	22	49	4	0	2	788	6	7.33	2.32	3.16	1.04	19.7	6.2	1.17	.272	3.64	91	3.80	97	8.23	2.2
15	Mat Latos M. Latos	3.48	2012	CIN	33	14	4	.778	33	185	2	0	0	209.1	179	81	87	25	64	4	0	9	858	3	7.95	2.75	2.89	1.07	21.6	7.5	1.16	.266	3.74	87	3.85	96	7.70	4.1
16	A.J. Burnett	3.51	2012	PIT	31	16	10	.615	31	180	1	1	0	202.1	189	79	86	18	62	9	0	1	851	10	8.01	2.76	2.90	0.80	21.2	7.3	1.24	.294	3.83	92	3.52	93	8.41	5.9
17	Aaron Harang A. Harang	3.61	2012	LAD	31	10	10	.500	31	131	0	0	0	179.2	167	72	85	14	85	4	0	10	786	4	6.56	4.26	1.54	0.70	16.7	10.8	1.40	.277	4.26	95	4.13	106	8.37	-4.5
18	Tim Hudson T. Hudson	3.62	2012	ATL	28	16	7	.696	28	102	1	1	0	179.0	168	72	77	12	48	9	0	2	749	3	5.13	2.41	2.13	0.60	13.6	6.4	1.21	.270	3.87	93	3.77	99	8.45	0.8
19	Yovani Gallardo Y. Gallardo	3.66	2012	MIL	33	16	9	.640	33	204	0	0	0	204.0	185	83	86	26	81	0	0	3	860	5	9.00	3.57	2.52	1.15	23.7	9.4	1.30	.290	3.79	90	3.93	97	8.16	3
20	Paul Maholm P. Maholm	3.67	2012	TOT	32	13	11	.542	31	140	1	1	0	189.0	178	77	80	20	53	11	0	3	786	5	6.67	2.52	2.64	0.95	17.8	6.7	1.22	.281	3.81	92	4.00	103	8.48	-2.7
21	Homer Bailey H. Bailey	3.68	2012	CIN	33	13	10	.565	33	168	2	1	0	208.0	206	85	97	26	52	8	0	3	874	3	7.27	2.25	3.23	1.13	19.2	5.9	1.24	.290	4.20	92	3.96	99	8.91	1.5
22	Chris Capuano C. Capuano	3.72	2012	LAD	33	12	12	.500	33	162	0	0	0	198.1	188	82	91	25	54	2	0	4	817	6	7.35	2.45	3.00	1.13	19.8	6.6	1.22	.284	4.13	98	3.94	101	8.53	-0.8
23	Mark Buehrle M. Buehrle	3.74	2012	MIA	31	13	13	.500	31	125	1	0	0	202.1	197	84	88	26	40	4	0	3	828	2	5.56	1.78	3.13	1.16	15.1	4.8	1.17	.270	3.91	97	4.17	110	8.76	-9.3
24	Bronson Arroyo B. Arroyo	3.74	2012	CIN	32	12	10	.545	32	129	1	1	0	202.0	209	84	86	26	35	5	0	1	835	3	5.75	1.56	3.69	1.16	15.4	4.2	1.21	.286	3.83	94	4.08	101	9.31	-1.1
25	Wandy Rodriguez W. Rodriguez	3.76	2012	TOT	34	12	13	.480	33	139	0	0	0	205.2	205	86	99	21	56	3	1	4	875	5	6.08	2.45	2.48	0.92	15.9	6.4	1.27	.280	4.33	97	3.92	101	8.97	-1.1