Zack Greinke had the lowest ERA in the AL in 2009, with an ERA of 2.16.

Interpreted as:

Who had the best era with a minimum of 1 IP per team game in the al in 2009?

	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	Zack Greinke Z. Greinke	2.16	2009	KCR	33	16	8	.667	33	242	6	3	0	229.1	195	55	64	11	51	4	0	0	915	5	9.50	2.00	4.75	0.43	26.4	5.6	1.07	.303	2.51	48	2.32	53	7.65	52.5
2	Felix Hernandez F. Hernandez	2.49	2009	SEA	34	19	5	.792	34	217	2	1	0	238.2	200	66	81	15	71	8	0	0	977	17	8.18	2.68	3.06	0.57	22.2	7.3	1.14	.278	3.05	58	3.08	71	7.54	33.4
3	Roy Halladay R. Halladay	2.79	2009	TOR	32	17	10	.630	32	208	9	4	0	239.0	234	74	82	22	35	5	0	0	963	2	7.83	1.32	5.94	0.83	21.6	3.6	1.13	.306	3.09	63	3.05	68	8.81	37.1
4	CC Sabathia	3.37	2009	NYY	34	19	8	.704	34	197	2	1	0	230.0	197	86	96	18	67	9	0	7	938	5	7.71	2.62	2.94	0.70	21.0	7.1	1.15	.277	3.76	73	3.38	74	7.71	29.9
5	Jon Lester J. Lester	3.41	2009	BOS	32	15	8	.652	32	225	2	0	0	203.1	186	77	80	20	64	3	0	0	843	6	9.96	2.83	3.52	0.89	26.7	7.6	1.23	.313	3.54	73	3.14	73	8.23	27
6	Justin Verlander J. Verlander	3.45	2009	DET	35	19	9	.679	35	269	3	1	0	240.0	219	92	99	20	63	6	0	5	982	8	10.09	2.36	4.27	0.75	27.4	6.4	1.18	.319	3.71	76	2.79	63	8.21	43.9
7	Edwin Jackson E. Jackson	3.62	2009	DET	33	13	9	.591	33	161	1	0	0	214.0	200	86	93	27	70	5	0	3	890	6	6.77	2.94	2.30	1.14	18.1	7.9	1.26	.276	3.91	80	4.27	96	8.41	4.3
8	Kevin Millwood K. Millwood	3.67	2009	TEX	31	13	10	.565	31	123	3	0	0	198.2	195	81	88	26	71	11	0	0	850	8	5.57	3.22	1.73	1.18	14.5	8.4	1.34	.273	3.99	79	4.79	105	8.83	-5.1
9	Jered Weaver J. Weaver	3.75	2009	LAA	33	16	8	.667	33	174	4	2	0	211.0	196	88	91	26	66	4	0	3	882	3	7.42	2.82	2.64	1.11	19.7	7.5	1.24	.278	3.88	85	4.03	92	8.36	7.7
10	John Danks J. Danks	3.77	2009	CWS	32	13	11	.542	32	149	1	0	0	200.1	184	84	89	28	73	5	0	1	839	1	6.69	3.28	2.04	1.26	17.8	8.7	1.28	.267	4.00	82	4.58	100	8.27	0.3
11	Jarrod Washburn J. Washburn	3.78	2009	TOT	28	9	9	.500	28	100	1	1	0	176.0	160	74	77	23	49	5	0	1	724	1	5.11	2.51	2.04	1.18	13.8	6.8	1.19	.250	3.94	86	4.57	105	8.18	-4.1
12	John Lackey J. Lackey	3.83	2009	LAA	27	11	8	.579	27	139	1	1	0	176.1	177	75	84	17	47	9	0	1	748	6	7.09	2.40	2.96	0.87	18.6	6.3	1.27	.299	4.29	87	3.72	85	9.03	12.7
13	Mark Buehrle M. Buehrle	3.84	2009	CWS	33	13	10	.565	33	105	1	1	0	213.1	222	91	97	27	45	5	0	3	874	2	4.43	1.90	2.33	1.14	12.0	5.1	1.25	.282	4.09	84	4.45	97	9.37	3.3
14	Josh Beckett J. Beckett	3.86	2009	BOS	32	17	6	.739	32	199	4	2	0	212.1	198	91	99	25	55	7	0	1	883	3	8.43	2.33	3.62	1.06	22.5	6.2	1.19	.290	4.20	83	3.62	84	8.39	16.7
15	Jeff Niemann J. Niemann	3.94	2009	TBR	31	13	6	.684	30	125	2	2	0	180.2	185	79	84	17	59	9	1	1	769	6	6.23	2.94	2.12	0.85	16.3	7.7	1.35	.301	4.18	93	4.06	94	9.22	5.3
16	Matt Garza M. Garza	3.95	2009	TBR	32	8	12	.400	32	189	0	0	0	203.0	177	89	93	25	79	11	0	0	861	3	8.38	3.50	2.39	1.11	22.0	9.2	1.26	.273	4.12	93	4.16	96	7.85	3.6
17	Rick Porcello R. Porcello	3.96	2009	DET	31	14	9	.609	31	89	0	0	0	170.2	176	75	81	23	52	3	0	0	720	6	4.69	2.74	1.71	1.21	12.4	7.2	1.34	.277	4.27	87	4.76	107	9.28	-5.8
18	Nick Blackburn N. Blackburn	4.03	2009	MIN	33	11	11	.500	33	98	3	0	0	205.2	240	92	103	25	41	3	0	1	882	2	4.29	1.79	2.39	1.09	11.1	4.6	1.37	.301	4.51	92	4.36	102	10.50	-2.2
19	A.J. Burnett	4.04	2009	NYY	33	13	9	.591	33	195	1	0	0	207.0	193	93	99	25	97	10	0	0	896	17	8.48	4.22	2.01	1.09	21.8	10.8	1.40	.295	4.30	88	4.32	94	8.39	6.1
20	Brett Anderson B. Anderson	4.06	2009	OAK	30	11	11	.500	30	150	1	1	0	175.1	180	79	94	20	45	3	0	1	735	0	7.70	2.31	3.33	1.03	20.4	6.1	1.28	.309	4.83	94	3.68	85	9.24	12.6
21	Gavin Floyd G. Floyd	4.06	2009	CWS	30	11	11	.500	30	163	1	0	0	193.0	178	87	93	21	59	2	0	4	797	8	7.60	2.75	2.76	0.98	20.5	7.4	1.23	.284	4.34	88	3.76	82	8.30	17.3
22	Scott Feldman S. Feldman	4.08	2009	TEX	34	17	8	.680	31	113	0	0	0	189.2	178	86	87	18	65	9	0	0	791	5	5.36	3.08	1.74	0.85	14.3	8.2	1.28	.273	4.13	87	4.30	95	8.45	5.1
23	James Shields J. Shields	4.14	2009	TBR	33	11	12	.478	33	167	0	0	0	219.2	239	101	113	29	52	1	0	1	930	3	6.84	2.13	3.21	1.19	18.0	5.6	1.32	.308	4.63	98	4.01	93	9.79	7.6
24	Andy Pettitte A. Pettitte	4.16	2009	NYY	32	14	8	.636	32	148	0	0	0	194.2	193	90	101	20	76	4	0	1	834	3	6.84	3.51	1.95	0.92	17.7	9.1	1.38	.295	4.67	91	4.14	90	8.92	9.6
25	Ricky Romero R. Romero	4.30	2009	TOR	29	13	9	.591	29	141	0	0	0	178.0	192	85	88	18	79	10	0	0	771	6	7.13	3.99	1.78	0.91	18.3	10.2	1.52	.333	4.45	97	4.32	97	9.71	2.7