Walter Johnson had the lowest ERA in the AL in 1918, with an ERA of 1.27.

Interpreted as:

Who had the best era with a minimum of 1 IP per team game in the al in 1918?

	NAME	ERA	SEASON	TM	G	W	L	W%	GS	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	ERA-	FIP	FIP-	H/9	PRAA
1	Walter Johnson W. Johnson	1.27	1918	WSH	39	23	13	.639	29	162	29	8	3	326.0	241	46	71	2	70	8	10	1,261	8	4.47	1.93	2.31	0.06	12.8	5.6	0.95	.235	1.96	47	2.04	74	6.65	25.9
2	Stan Coveleski S. Coveleski	1.82	1918	CLE	38	22	13	.629	33	87	25	2	1	311.0	261	63	90	2	76	4	5	1,254	2	2.52	2.20	1.14	0.06	6.9	6.1	1.08	.239	2.60	63	2.53	86	7.55	15.3
3	Allen Sothoron A. Sothoron	1.94	1918	SLA	29	12	12	.500	24	71	14	2	0	209.0	152	45	64	3	67	3	4	832	0	3.06	2.89	1.06	0.13	8.5	8.1	1.05	.217	2.76	69	2.74	96	6.55	3.1
4	Scott Perry S. Perry	1.98	1918	PHA	44	20	19	.513	36	81	30	3	2	332.1	295	73	97	1	111	2	7	1,342	4	2.19	3.01	0.73	0.03	6.0	8.3	1.22	.256	2.63	70	2.80	97	7.99	4
5	Bullet Joe Bush B. Joe Bush	2.11	1918	BSA	36	15	15	.500	31	125	26	7	2	272.2	241	64	88	3	91	3	4	1,119	5	4.13	3.00	1.37	0.10	11.2	8.1	1.22	.265	2.90	80	2.49	92	7.95	5.2
6	Harry Harper H. Harper	2.18	1918	WSH	35	11	10	.524	32	78	14	3	1	244.0	182	59	77	1	104	8	2	993	13	2.88	3.84	0.75	0.04	7.9	10.5	1.17	.226	2.84	81	3.02	110	6.71	-8.2
7	George Mogridge G. Mogridge	2.18	1918	NYY	45	16	13	.552	19	62	13	1	7	239.1	232	58	78	6	43	8	23	951	1	2.33	1.62	1.44	0.23	6.5	4.5	1.15	.272	2.93	78	2.68	93	8.72	5.2
8	Carl Mays C. Mays	2.21	1918	BSA	35	21	13	.618	33	114	30	8	0	293.1	230	72	94	2	81	11	1	1,162	6	3.50	2.49	1.41	0.06	9.8	7.0	1.06	.239	2.88	84	2.48	92	7.06	5.9
9	Babe Ruth B. Ruth	2.22	1918	BSA	20	13	7	.650	19	40	18	1	0	166.1	125	41	51	1	49	2	0	660	3	2.16	2.65	0.82	0.05	6.1	7.4	1.05	.218	2.76	84	2.75	102	6.76	-1.8
10	Sad Sam Jones S. Sam Jones	2.25	1918	BSA	24	16	5	.762	21	44	16	5	0	184.0	151	46	66	1	70	8	2	750	6	2.15	3.42	0.63	0.05	5.9	9.3	1.20	.239	3.23	85	3.10	115	7.39	-9.5
11	Johnny Enzmann J. Enzmann	2.37	1918	CLE	30	5	7	.417	14	38	8	0	2	136.2	130	36	44	2	29	5	13	545	5	2.50	1.91	1.31	0.13	7.0	5.3	1.16	.272	2.90	82	2.61	88	8.56	5.5
12	Jim Shaw J. Shaw	2.42	1918	WSH	41	16	12	.571	30	129	14	4	1	241.1	201	65	88	2	90	1	7	986	10	4.81	3.36	1.43	0.07	13.1	9.1	1.21	.260	3.28	90	2.40	87	7.50	9.1
13	Reb Russell R. Russell	2.60	1918	CWS	19	7	5	.583	15	38	10	2	0	124.2	117	36	45	0	33	0	3	506	2	2.74	2.38	1.15	0.00	7.5	6.5	1.20	.269	3.25	95	2.42	86	8.45	5.4
14	Joe Benz J. Benz	2.63	1918	CWS	29	8	8	.500	17	30	10	1	0	154.0	156	45	57	1	28	2	5	632	1	1.75	1.64	1.07	0.06	4.7	4.4	1.19	.271	3.33	96	2.51	89	9.12	5
15	Guy Morton G. Morton	2.64	1918	CLE	30	14	8	.636	28	123	13	1	0	214.2	189	63	87	1	77	3	1	892	4	5.16	3.23	1.60	0.04	13.8	8.6	1.24	.273	3.65	92	2.26	77	7.92	16.6
16	Bernie Boland B. Boland	2.65	1918	DET	29	14	10	.583	25	63	14	4	0	204.0	176	60	69	1	67	6	4	834	1	2.78	2.96	0.94	0.04	7.6	8.0	1.19	.251	3.04	95	2.75	97	7.76	2
17	Frank Shellenback F. Shellenback	2.66	1918	CWS	28	9	12	.429	21	47	10	2	2	182.2	180	54	77	1	74	4	6	779	0	2.32	3.65	0.64	0.05	6.0	9.5	1.39	.274	3.79	97	3.07	109	8.87	-5.5
18	Jim Bagby J. Bagby	2.69	1918	CLE	45	17	16	.515	31	57	23	2	6	271.1	274	81	107	0	78	2	14	1,113	2	1.89	2.59	0.73	0.00	5.1	7.0	1.30	.281	3.55	93	2.70	91	9.09	8.4
19	Eddie Cicotte E. Cicotte	2.77	1918	CWS	38	12	19	.387	30	104	24	1	2	266.0	275	82	102	2	40	2	7	1,089	2	3.52	1.35	2.60	0.07	9.6	3.7	1.18	.290	3.45	101	2.02	72	9.30	23.3
20	Doc Ayers D. Ayers	2.83	1918	WSH	40	10	12	.455	24	67	11	4	3	219.2	215	69	91	2	63	7	15	914	2	2.75	2.58	1.06	0.08	7.3	6.9	1.27	.275	3.73	105	2.70	98	8.81	0.8
21	Hooks Dauss H. Dauss	2.99	1918	DET	33	12	16	.429	26	73	21	1	3	249.2	243	83	105	3	58	9	7	1,027	5	2.63	2.09	1.26	0.11	7.1	5.6	1.21	.271	3.79	108	2.61	92	8.76	6.4
22	Ray Caldwell R. Caldwell	3.06	1918	NYY	24	9	8	.529	21	59	14	1	1	176.2	173	60	69	2	62	1	3	741	1	3.01	3.16	0.95	0.10	8.0	8.4	1.33	.277	3.52	109	2.78	97	8.81	1.9
23	Fritz Coumbe F. Coumbe	3.06	1918	CLE	30	13	7	.650	17	41	9	0	3	150.0	164	51	61	4	52	1	10	638	0	2.46	3.12	0.79	0.24	6.4	8.2	1.44	.296	3.66	106	3.09	105	9.84	-1.7
24	Slim Love S. Love	3.07	1918	NYY	38	13	12	.520	29	95	13	1	1	228.2	207	78	92	3	116	10	5	963	4	3.74	4.57	0.82	0.12	9.9	12.0	1.41	.276	3.62	110	3.22	112	8.15	-8.7
25	Vean Gregg V. Gregg	3.12	1918	PHA	30	9	14	.391	25	63	17	3	2	199.1	180	69	85	4	67	5	4	814	1	2.84	3.03	0.94	0.18	7.7	8.2	1.24	.261	3.84	110	2.94	102	8.13	-0.7