Jake Peavy had the best ERA in 2007, with an ERA of 2.54.

Interpreted as:

best with a minimum of 1 IP per team game pitcher in 2007

	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	Jake Peavy J. Peavy	2.54	2007	SDP	34	19	6	.760	34	240	0	0	0	223.1	169	63	67	13	68	6	0	5	898	4	9.67	2.74	3.53	0.52	26.7	7.6	1.06	.273	2.70	63	2.83	66	6.81	37.8
2	Brandon Webb B. Webb	3.01	2007	ARI	34	18	10	.643	34	194	4	3	0	236.1	209	79	91	12	72	5	0	6	975	3	7.39	2.74	2.69	0.46	19.9	7.4	1.19	.285	3.47	64	3.22	70	7.96	35.9
3	John Lackey J. Lackey	3.01	2007	LAA	33	19	9	.679	33	179	2	2	0	224.0	219	75	87	18	52	12	0	2	929	9	7.19	2.09	3.44	0.72	19.3	5.6	1.21	.301	3.50	67	3.53	80	8.80	21.4
4	Brad Penny B. Penny	3.03	2007	LAD	33	16	4	.800	33	135	0	0	0	208.0	199	70	75	9	73	5	0	2	865	6	5.84	3.16	1.85	0.39	15.6	8.4	1.31	.295	3.25	71	3.62	81	8.61	19.2
5	Roberto Hernandez R. Hernandez	3.06	2007	CLE	32	19	8	.704	32	137	2	1	0	215.0	199	73	78	16	61	11	0	2	879	5	5.73	2.55	2.25	0.67	15.6	6.9	1.21	.280	3.27	69	3.93	90	8.33	10
6	Dan Haren D. Haren	3.07	2007	OAK	34	15	9	.625	34	192	0	0	0	222.2	214	76	91	24	55	3	0	1	935	10	7.76	2.22	3.49	0.97	20.5	5.9	1.21	.287	3.68	70	3.69	84	8.65	17.5
7	John Smoltz J. Smoltz	3.11	2007	ATL	32	14	8	.636	32	197	0	0	0	205.2	196	71	78	18	47	4	0	9	853	8	8.62	2.06	4.19	0.79	23.1	5.5	1.18	.303	3.41	71	3.19	72	8.58	28.7
8	Chris Young C. Young	3.12	2007	SDP	30	9	8	.529	30	167	0	0	0	173.0	118	60	66	10	72	7	0	0	705	7	8.69	3.75	2.32	0.52	23.7	10.2	1.10	.241	3.43	78	3.42	79	6.14	17.5
9	Erik Bedard E. Bedard	3.16	2007	BAL	28	13	5	.722	28	221	1	1	0	182.0	141	64	66	19	57	5	0	0	733	3	10.93	2.82	3.88	0.94	30.2	7.8	1.09	.283	3.26	70	3.18	70	6.97	27.4
10	Roy Oswalt R. Oswalt	3.18	2007	HOU	33	14	7	.667	32	154	1	0	0	212.0	221	75	80	14	60	7	0	6	910	1	6.54	2.55	2.57	0.59	16.9	6.6	1.33	.307	3.40	73	3.58	79	9.38	22.2
11	CC Sabathia	3.21	2007	CLE	34	19	7	.731	34	209	4	1	0	241.0	238	86	94	20	37	8	0	1	975	1	7.80	1.38	5.65	0.75	21.4	3.8	1.14	.311	3.51	73	3.13	72	8.89	32.9
12	Josh Beckett J. Beckett	3.27	2007	BOS	30	20	7	.741	30	194	1	0	0	200.2	189	73	76	17	40	5	0	0	822	3	8.70	1.79	4.85	0.76	23.6	4.9	1.14	.304	3.41	71	3.07	71	8.48	28
13	Johan Santana J. Santana	3.33	2007	MIN	33	15	13	.536	33	235	1	1	0	219.0	183	81	88	33	52	4	0	0	878	7	9.66	2.14	4.52	1.36	26.8	5.9	1.07	.271	3.62	75	3.81	89	7.52	12.1
14	Tim Hudson T. Hudson	3.33	2007	ATL	34	16	10	.615	34	132	1	1	0	224.1	221	83	87	10	53	8	0	8	925	5	5.30	2.13	2.49	0.40	14.3	5.7	1.22	.292	3.49	76	3.45	78	8.87	25
15	Cole Hamels C. Hamels	3.39	2007	PHI	28	15	5	.750	28	177	2	0	0	183.1	163	69	72	25	43	3	0	4	743	5	8.69	2.11	4.12	1.23	23.8	5.8	1.12	.279	3.53	74	3.82	84	8.00	15.2
16	Kelvim Escobar K. Escobar	3.40	2007	LAA	30	18	7	.720	30	160	3	1	0	195.2	182	74	79	11	66	3	0	2	812	9	7.36	3.04	2.42	0.51	19.7	8.1	1.27	.299	3.63	76	3.38	77	8.37	22
17	Scott Kazmir S. Kazmir	3.48	2007	TBD	34	13	9	.591	34	239	0	0	0	206.2	196	80	91	18	89	7	0	1	887	10	10.41	3.88	2.69	0.78	26.9	10.0	1.38	.333	3.96	78	3.44	78	8.54	21.9
18	Oliver Perez O. Perez	3.56	2007	NYM	29	15	10	.600	29	174	0	0	0	177.0	153	70	90	22	79	7	0	1	765	6	8.85	4.02	2.20	1.12	22.7	10.3	1.31	.271	4.58	83	4.34	98	7.78	2
19	Mark Buehrle M. Buehrle	3.63	2007	CWS	30	10	9	.526	30	115	3	1	0	201.0	208	81	86	22	45	5	0	5	835	1	5.15	2.01	2.56	0.99	13.8	5.4	1.26	.287	3.85	78	4.25	91	9.31	8.9
20	Matt Cain M. Cain	3.65	2007	SFG	32	7	16	.304	32	163	1	0	0	200.0	173	81	84	14	79	5	0	3	832	12	7.34	3.56	2.06	0.63	19.6	9.5	1.26	.278	3.78	82	3.77	86	7.79	14.1
21	Justin Verlander J. Verlander	3.66	2007	DET	32	18	6	.750	32	183	1	1	0	201.2	181	82	88	20	67	19	0	3	866	17	8.17	2.99	2.73	0.89	21.1	7.7	1.23	.279	3.93	80	3.98	89	8.08	11.1
22	Gil Meche G. Meche	3.67	2007	KCR	34	9	13	.409	34	156	1	0	0	216.0	218	88	98	22	62	3	0	2	906	3	6.50	2.58	2.52	0.92	17.2	6.8	1.30	.296	4.08	80	4.01	91	9.08	9.1
23	Jeremy Guthrie J. Guthrie	3.70	2007	BAL	32	7	5	.583	26	123	0	0	0	175.1	165	72	78	23	47	4	3	2	723	8	6.31	2.41	2.62	1.18	17.0	6.5	1.21	.270	4.00	82	4.40	96	8.47	3.3
24	Adam Wainwright A. Wainwright	3.70	2007	STL	32	14	12	.538	32	136	1	0	0	202.0	212	83	93	13	70	9	0	4	882	6	6.06	3.12	1.94	0.58	15.4	7.9	1.40	.304	4.14	86	3.89	89	9.45	11.4
25	Chien-Ming Wang C. Wang	3.70	2007	NYY	30	19	7	.731	30	104	1	0	0	199.1	199	82	84	9	59	8	0	1	823	9	4.70	2.66	1.76	0.41	12.6	7.2	1.29	.295	3.79	82	3.78	85	8.98	14.5