mlb fewest runs per game allowed by a team from 1939 to 1946

Between the 1939 and 1946 seasons, the St. Louis Cardinals had the fewest runs allowed per game pitched by a team, with 3.6.

	TEAM	R/G	R	G	W%	W	L	GS	ERA	SO	CG	SHO	SV	IP	H	ER	HR	BB	HBP	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	H/9
1	Cardinals	3.6	4,491	1,247	.635	782	449	1,247	3.08	4,856	585	142	135	11267.0	10,466	3,852	514	3,896	182	47,245	183	3.88	3.11	1.25	0.41	10.3	8.2	1.27	.263	3.59	8.36
2	Reds	3.69	4,570	1,239	.541	665	564	1,239	3.18	4,172	663	114	82	11191.0	10,480	3,958	500	3,946	154	46,997	128	3.36	3.17	1.06	0.40	8.9	8.4	1.29	.261	3.68	8.43
3	Yankees	3.8	4,677	1,232	.609	747	480	1,232	3.31	4,580	633	101	140	11014.2	10,254	4,057	630	4,165	104	46,441	178	3.74	3.40	1.10	0.51	9.9	9.0	1.31	.260	3.82	8.38
4	Cubs	4.05	5,031	1,241	.509	626	604	1,241	3.47	4,401	568	86	103	11095.2	11,331	4,282	521	3,592	139	47,522	157	3.57	2.91	1.23	0.42	9.3	7.6	1.34	.278	4.08	9.19
5	Tigers	4.09	5,081	1,242	.540	665	566	1,242	3.48	5,511	566	107	130	11131.0	10,756	4,308	581	4,423	141	47,798	207	4.46	3.58	1.25	0.47	11.5	9.3	1.36	.274	4.11	8.70
6	Dodgers	4.14	5,152	1,245	.571	703	528	1,245	3.55	4,658	480	91	154	11210.2	10,672	4,421	614	4,334	230	48,084	190	3.74	3.48	1.07	0.49	9.7	9.0	1.34	.263	4.14	8.57
7	Indians	4.15	5,103	1,231	.508	621	601	1,231	3.62	4,760	521	96	128	11036.0	10,654	4,435	508	4,711	172	47,414	187	3.88	3.84	1.01	0.41	10.0	9.9	1.39	.272	4.16	8.69
8	White Sox	4.19	5,151	1,228	.498	608	613	1,228	3.59	4,098	617	74	116	11008.0	10,982	4,388	638	3,805	192	47,089	209	3.35	3.11	1.08	0.52	8.7	8.1	1.34	.270	4.21	8.98
9	Pirates	4.34	5,392	1,241	.497	608	615	1,241	3.70	3,615	522	76	115	11044.1	11,647	4,535	490	3,694	151	47,851	165	2.95	3.01	0.98	0.40	7.6	7.7	1.39	.280	4.39	9.49
10	Braves	4.38	5,374	1,226	.435	530	687	1,226	3.76	3,523	562	80	81	10985.2	11,167	4,588	624	4,160	191	47,427	176	2.89	3.41	0.85	0.51	7.4	8.8	1.40	.271	4.40	9.15
11	Red Sox	4.46	5,515	1,237	.545	668	557	1,237	3.94	4,420	526	72	132	11069.0	11,335	4,842	628	4,696	159	48,296	224	3.59	3.82	0.94	0.51	9.2	9.7	1.45	.279	4.48	9.22
12	Giants	4.49	5,531	1,232	.466	569	652	1,232	3.93	4,372	419	70	142	10927.1	11,136	4,774	775	4,384	168	47,615	230	3.60	3.61	1.00	0.64	9.2	9.2	1.42	.273	4.56	9.17
13	Senators	4.67	5,750	1,232	.467	572	654	1,232	3.93	4,264	580	82	89	11018.2	11,403	4,806	506	4,383	160	48,119	263	3.48	3.58	0.97	0.41	8.9	9.1	1.43	.281	4.70	9.31
14	Browns	4.71	5,827	1,237	.466	570	654	1,237	4.14	4,194	542	71	87	11044.0	11,827	5,077	693	4,475	142	48,571	216	3.42	3.65	0.94	0.56	8.6	9.2	1.48	.285	4.75	9.64
15	Phillies	4.88	6,003	1,231	.343	420	804	1,231	4.27	3,806	437	48	104	10907.0	11,589	5,179	580	4,325	222	47,979	261	3.14	3.57	0.88	0.48	7.9	9.0	1.46	.282	4.95	9.56
16	Athletics	5.05	6,224	1,233	.367	450	776	1,233	4.38	3,947	524	50	90	10942.2	11,667	5,327	777	4,383	185	48,273	244	3.25	3.60	0.90	0.64	8.2	9.1	1.47	.279	5.12	9.60