Clayton Kershaw had the best ERA in the NL in 2013, with an ERA of 1.83.

Interpreted as:

Who had the best era with a minimum of 1 IP per team game in the nl in 2013?

	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	1.83	2013	LAD	33	16	9	.640	33	232	3	2	0	236.0	164	48	55	11	52	3	0	2	908	12	8.85	1.98	4.46	0.42	25.6	5.7	0.92	.251	2.10	51	2.38	64	6.25	35.4
2	Jose Fernandez J. Fernandez	2.19	2013	MIA	28	12	6	.667	28	187	0	0	0	172.2	111	42	47	10	58	5	0	5	681	3	9.75	3.02	3.22	0.52	27.5	8.5	0.98	.240	2.45	60	2.72	75	5.79	18.1
3	Matt Harvey M. Harvey	2.27	2013	NYM	26	9	5	.643	26	191	1	1	0	178.1	135	45	46	7	31	4	0	1	690	2	9.64	1.56	6.16	0.35	27.7	4.5	0.93	.280	2.32	64	2.00	53	6.81	34.9
4	Zack Greinke Z. Greinke	2.63	2013	LAD	28	15	4	.789	28	148	1	1	0	177.2	152	52	54	13	46	7	0	1	717	5	7.50	2.33	3.22	0.66	20.6	6.4	1.11	.276	2.74	73	3.22	87	7.70	9.9
5	Madison Bumgarner M. Bumgarner	2.77	2013	SFG	31	13	9	.591	31	199	0	0	0	201.1	146	62	68	15	62	6	0	6	803	6	8.90	2.77	3.21	0.67	24.8	7.7	1.03	.251	3.04	81	3.05	86	6.53	11.1
6	Cliff Lee C. Lee	2.87	2013	PHI	31	14	8	.636	31	222	2	1	0	222.2	193	71	77	22	32	4	0	0	876	1	8.97	1.29	6.94	0.89	25.3	3.7	1.01	.287	3.11	77	2.82	73	7.80	24.8
7	Adam Wainwright A. Wainwright	2.94	2013	STL	34	19	9	.679	34	219	5	2	0	241.2	223	79	83	15	35	6	0	2	956	5	8.16	1.30	6.26	0.56	22.9	3.7	1.07	.305	3.09	80	2.55	68	8.30	31.8
8	Hyun Jin Ryu H. Jin Ryu	3.00	2013	LAD	30	14	8	.636	30	154	2	1	0	192.0	182	64	67	15	49	1	0	4	783	5	7.22	2.30	3.14	0.70	19.7	6.3	1.20	.296	3.14	84	3.24	87	8.53	10.4
9	Stephen Strasburg S. Strasburg	3.00	2013	WSH	30	8	9	.471	30	191	1	1	0	183.0	136	61	71	16	56	12	0	1	731	7	9.39	2.75	3.41	0.79	26.1	7.7	1.05	.263	3.49	80	3.21	86	6.69	10.5
10	Shelby Miller S. Miller	3.06	2013	STL	31	15	9	.625	31	169	1	1	0	173.1	152	59	65	20	57	5	0	0	722	2	8.78	2.96	2.96	1.04	23.4	7.9	1.21	.280	3.38	84	3.67	98	7.89	1.1
11	Andrew Cashner A. Cashner	3.09	2013	SDP	31	10	9	.526	26	128	1	1	0	175.0	151	60	68	12	47	4	2	3	707	5	6.58	2.42	2.72	0.62	18.1	6.6	1.13	.269	3.50	87	3.35	91	7.77	6.6
12	Travis Wood T. Wood	3.10	2013	CHC	32	9	12	.429	32	144	0	0	0	200.0	163	69	73	18	66	8	0	2	821	6	6.48	2.97	2.18	0.81	17.5	8.0	1.15	.248	3.29	83	3.88	102	7.34	-1.8
13	Kris Medlen K. Medlen	3.11	2013	ATL	32	15	12	.556	31	157	0	0	0	197.0	194	68	77	18	47	8	1	1	820	2	7.17	2.15	3.34	0.82	19.1	5.7	1.22	.298	3.52	84	3.47	95	8.86	3.7
14	Mat Latos M. Latos	3.16	2013	CIN	32	14	7	.667	32	187	1	0	0	210.2	197	74	82	14	58	10	0	5	881	8	7.99	2.48	3.22	0.60	21.2	6.6	1.21	.299	3.50	83	3.10	80	8.42	17.8
15	Julio Teheran J. Teheran	3.20	2013	ATL	30	14	8	.636	30	170	0	0	0	185.2	173	66	69	22	45	13	0	4	774	2	8.24	2.18	3.78	1.07	22.0	5.8	1.17	.288	3.34	87	3.69	101	8.39	-1.1
16	Mike Minor M. Minor	3.21	2013	ATL	32	13	9	.591	32	181	1	0	0	204.2	177	73	79	22	46	1	0	2	820	5	7.96	2.02	3.93	0.97	22.1	5.6	1.09	.272	3.47	87	3.36	92	7.78	6.5
17	Jordan Zimmermann J. Zimmermann	3.25	2013	WSH	32	19	9	.679	32	161	4	2	0	213.1	192	77	81	19	40	7	0	0	865	3	6.79	1.69	4.03	0.80	18.6	4.6	1.09	.271	3.42	87	3.35	90	8.10	8.8
18	A.J. Burnett	3.30	2013	PIT	30	10	11	.476	30	209	1	0	0	191.0	165	70	79	11	67	9	0	3	801	12	9.85	3.16	3.12	0.52	26.1	8.4	1.21	.305	3.72	92	2.80	77	7.77	18.4
19	Kyle Lohse K. Lohse	3.35	2013	MIL	32	11	10	.524	32	125	2	1	0	198.2	196	74	78	26	36	3	0	1	806	1	5.66	1.63	3.47	1.18	15.5	4.5	1.17	.276	3.53	86	4.08	104	8.88	-3.2
20	Gio Gonzalez G. Gonzalez	3.36	2013	WSH	32	11	8	.579	32	192	1	1	0	195.2	169	73	79	17	76	2	0	1	819	4	8.83	3.50	2.53	0.78	23.4	9.3	1.25	.286	3.63	90	3.41	91	7.77	6.9
21	Mike Leake M. Leake	3.37	2013	CIN	31	14	7	.667	31	122	0	0	0	192.1	193	72	78	21	48	6	0	4	801	2	5.71	2.25	2.54	0.98	15.2	6.0	1.25	.285	3.65	88	4.04	104	9.03	-3.2
22	Patrick Corbin P. Corbin	3.41	2013	ARI	32	14	8	.636	32	178	3	0	0	208.1	189	79	81	19	54	9	0	1	860	13	7.69	2.33	3.30	0.82	20.7	6.3	1.17	.283	3.50	88	3.43	91	8.16	7.7
23	Jhoulys Chacin J. Chacin	3.47	2013	COL	31	14	10	.583	31	126	0	0	0	197.1	188	76	82	11	61	3	0	3	816	5	5.75	2.78	2.07	0.50	15.4	7.5	1.26	.288	3.74	79	3.46	85	8.57	12.7
24	Homer Bailey H. Bailey	3.49	2013	CIN	32	11	12	.478	32	199	2	1	0	209.0	181	81	85	20	54	10	0	2	849	5	8.57	2.33	3.69	0.86	23.4	6.4	1.12	.284	3.66	92	3.30	85	7.79	13.1
25	Jorge De La Rosa J. De La Rosa	3.49	2013	COL	30	16	6	.727	30	112	0	0	0	167.2	170	65	70	11	62	5	0	5	714	5	6.01	3.33	1.81	0.59	15.7	8.7	1.38	.303	3.76	80	3.76	93	9.13	5.7