Ron Guidry had the lowest ERA in the AL in 1978, with an ERA of 1.74.

Interpreted as:

Who had the best era with a minimum of 1 IP per team game in the al in 1978?

	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	Ron Guidry R. Guidry	1.74	1978	NYY	35	25	3	.893	35	248	16	9	0	273.2	187	53	61	13	72	1	0	1	1,057	7	8.16	2.37	3.44	0.43	23.5	6.8	0.95	.241	2.01	48	2.18	58	6.15	48.5
2	Jon Matlack J. Matlack	2.27	1978	TEX	35	15	13	.536	33	157	18	2	1	270.0	252	68	93	14	51	4	2	4	1,097	8	5.23	1.70	3.08	0.47	14.3	4.6	1.12	.273	3.10	60	2.70	72	8.40	31.2
3	Mike Caldwell M. Caldwell	2.36	1978	MIL	37	22	9	.710	34	131	23	6	1	293.1	258	77	90	14	54	7	1	3	1,176	8	4.02	1.66	2.43	0.43	11.1	4.6	1.06	.252	2.76	63	2.93	79	7.92	26.3
4	Jim Palmer J. Palmer	2.46	1978	BAL	38	21	12	.636	38	138	19	6	0	296.0	246	81	94	19	97	1	0	1	1,197	5	4.20	2.95	1.42	0.58	11.5	8.1	1.16	.241	2.86	69	3.47	93	7.48	8.2
5	Dave Goltz D. Goltz	2.49	1978	MIN	29	15	10	.600	29	116	13	2	0	220.1	209	61	72	12	67	1	0	1	913	4	4.74	2.74	1.73	0.49	12.7	7.3	1.25	.275	2.94	65	3.15	83	8.54	15.8
6	Larry Gura L. Gura	2.72	1978	KCR	35	16	4	.800	26	81	8	2	0	221.2	183	67	73	13	60	4	1	3	890	1	3.29	2.44	1.35	0.53	9.1	6.7	1.10	.232	2.96	72	3.47	92	7.43	7.1
7	Dennis Eckersley D. Eckersley	2.99	1978	BOS	35	20	8	.714	35	162	16	3	0	268.1	258	89	99	30	71	7	0	8	1,121	3	5.43	2.38	2.28	1.01	14.5	6.3	1.23	.268	3.32	74	3.69	94	8.65	6.8
8	Ed Figueroa E. Figueroa	2.99	1978	NYY	35	20	9	.690	35	92	12	2	0	253.0	233	84	96	22	77	3	0	4	1,038	6	3.27	2.74	1.19	0.78	8.9	7.4	1.23	.250	3.42	82	3.93	104	8.29	-4.8
9	Geoff Zahn G. Zahn	3.03	1978	MIN	35	14	14	.500	35	106	12	1	0	252.1	260	85	101	18	81	4	0	2	1,056	7	3.78	2.89	1.31	0.64	10.0	7.7	1.35	.286	3.60	79	3.67	97	9.27	3.6
10	Fergie Jenkins F. Jenkins	3.04	1978	TEX	34	18	8	.692	30	157	16	4	0	249.0	228	84	92	21	41	3	3	2	990	2	5.67	1.48	3.83	0.76	15.9	4.1	1.08	.270	3.33	81	2.94	79	8.24	21.9
11	Rich Gale R. Gale	3.09	1978	KCR	31	14	8	.636	30	88	9	3	0	192.1	171	66	78	10	100	3	0	3	821	5	4.12	4.68	0.88	0.47	10.7	12.2	1.41	.260	3.65	81	3.94	105	8.00	-4
12	Dave Rozema D. Rozema	3.14	1978	DET	28	9	12	.429	28	57	11	2	0	209.1	205	73	83	17	41	2	0	1	848	3	2.45	1.76	1.39	0.73	6.7	4.8	1.18	.257	3.57	81	3.70	95	8.81	5.1
13	Rick Waits R. Waits	3.20	1978	CLE	34	13	15	.464	33	97	15	2	0	230.1	206	82	97	16	86	2	1	0	957	10	3.79	3.36	1.13	0.63	10.1	9.0	1.27	.251	3.79	85	3.78	99	8.05	1.6
14	Lary Sorensen L. Sorensen	3.21	1978	MIL	37	18	12	.600	36	78	17	3	1	280.2	277	100	111	14	50	5	1	4	1,150	3	2.50	1.60	1.56	0.45	6.8	4.3	1.17	.262	3.56	86	3.25	87	8.88	14.6
15	Matt Keough M. Keough	3.24	1978	OAK	32	8	15	.348	32	108	6	0	0	197.1	178	71	90	9	85	4	0	2	837	12	4.93	3.88	1.27	0.41	12.9	10.2	1.33	.268	4.10	90	3.43	90	8.12	8.2
16	Luis Tiant L. Tiant	3.31	1978	BOS	32	13	8	.619	31	114	12	5	0	212.1	185	78	80	26	57	5	1	4	863	0	4.83	2.42	2.00	1.10	13.2	6.6	1.14	.241	3.39	82	3.97	101	7.84	-0.9
17	Scott McGregor S. McGregor	3.32	1978	BAL	35	15	13	.536	32	94	13	4	1	233.0	217	86	98	19	47	1	2	3	936	3	3.63	1.82	2.00	0.73	10.0	5.0	1.13	.255	3.79	93	3.45	93	8.38	7.1
18	Dennis Leonard D. Leonard	3.33	1978	KCR	40	21	17	.553	40	183	20	4	0	294.2	283	109	125	27	78	9	0	7	1,218	12	5.59	2.38	2.35	0.82	15.0	6.4	1.23	.278	3.82	88	3.41	91	8.64	11.5
19	John Henry Johnson J. Henry Johnson	3.39	1978	OAK	33	11	10	.524	30	91	7	2	0	186.0	164	70	81	18	82	0	1	6	789	5	4.40	3.97	1.11	0.87	11.5	10.4	1.32	.244	3.92	94	4.18	110	7.94	-7.8
20	Paul Splittorff P. Splittorff	3.40	1978	KCR	39	19	13	.594	38	76	13	2	0	262.0	244	99	113	22	60	3	0	2	1,069	3	2.61	2.06	1.27	0.76	7.1	5.6	1.16	.244	3.88	89	3.81	101	8.38	-1.5
21	Rick Langford R. Langford	3.43	1978	OAK	37	7	13	.350	24	92	4	2	0	175.2	169	67	77	15	56	3	5	8	741	2	4.71	2.87	1.64	0.77	12.4	7.6	1.28	.268	3.94	95	3.64	96	8.66	3
22	Bill Lee B. Lee	3.46	1978	BOS	28	10	10	.500	24	44	8	1	0	177.0	198	68	89	20	59	2	3	2	768	0	2.24	3.00	0.75	1.02	5.7	7.7	1.45	.277	4.53	86	4.58	117	10.07	-12.4
23	Dennis Martinez D. Martinez	3.52	1978	BAL	40	16	11	.593	38	142	15	2	0	276.1	257	108	121	20	93	3	0	4	1,140	8	4.62	3.03	1.53	0.65	12.5	8.2	1.27	.269	3.94	98	3.53	95	8.37	5.8
24	Frank Tanana F. Tanana	3.65	1978	CAL	33	18	12	.600	33	137	10	4	0	239.0	239	97	108	26	60	9	0	7	1,014	5	5.16	2.26	2.28	0.98	13.5	5.9	1.25	.272	4.07	101	3.71	100	9.00	0.2
25	Nolan Ryan N. Ryan	3.72	1978	CAL	31	10	13	.435	31	260	14	3	0	234.2	183	97	106	12	148	3	0	7	1,008	13	9.97	5.68	1.76	0.46	25.8	14.7	1.41	.292	4.07	103	2.95	79	7.02	20.3