best mlb team earned run average in the 70s

The Atlanta Braves had an ERA of 4.05 between the 1970 and 1979 seasons.

	TEAM	ERA	G	W%	W	L	GS	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	H/9
1	Braves	4.05	1,611	.451	725	883	1,611	8,119	359	71	287	14380.0	14,661	6,471	7,385	1,353	5,440	351	620	62,346	545	5.08	3.40	1.49	0.85	13.0	8.7	1.40	.283	4.62	9.18
2	Cubs	3.89	1,613	.487	785	827	1,613	8,847	352	86	328	14467.1	14,826	6,256	7,100	1,270	4,911	321	706	62,059	439	5.50	3.06	1.80	0.79	14.3	7.9	1.36	.290	4.42	9.22
3	Reds	3.55	1,611	.592	953	657	1,611	8,077	288	81	441	14496.2	13,913	5,725	6,347	1,213	5,156	242	675	61,268	419	5.01	3.20	1.57	0.75	13.2	8.4	1.32	.273	3.94	8.64
4	Pirates	3.39	1,612	.569	916	695	1,612	8,405	362	87	401	14569.0	13,848	5,481	6,265	1,058	5,134	292	741	61,575	395	5.19	3.17	1.64	0.65	13.7	8.3	1.30	.274	3.87	8.55
5	Giants	3.76	1,612	.493	794	818	1,612	8,252	357	92	303	14434.1	14,230	6,024	6,957	1,176	5,315	282	692	61,919	481	5.15	3.31	1.55	0.73	13.3	8.6	1.35	.278	4.34	8.87
6	Phillies	3.76	1,614	.503	812	801	1,614	8,894	362	78	296	14473.2	14,005	6,040	6,694	1,219	5,208	284	606	61,203	477	5.53	3.24	1.71	0.76	14.5	8.5	1.33	.280	4.16	8.71
7	Dodgers	3.19	1,612	.565	910	701	1,612	8,675	421	137	325	14567.2	13,220	5,166	5,873	1,126	4,609	270	335	60,558	397	5.36	2.85	1.88	0.70	14.3	7.6	1.22	.264	3.63	8.17
8	Cardinals	3.64	1,616	.496	800	813	1,616	8,414	414	106	251	14555.0	14,057	5,881	6,690	1,044	5,626	260	757	62,063	525	5.20	3.48	1.50	0.65	13.6	9.1	1.35	.279	4.14	8.69
9	Red Sox	3.77	1,609	.556	895	714	1,609	7,939	523	106	308	14394.1	14,533	6,029	6,766	1,359	4,807	336	413	61,323	334	4.96	3.01	1.65	0.85	12.9	7.8	1.34	.281	4.23	9.09
10	White Sox	3.93	1,608	.469	752	853	1,608	8,176	393	74	339	14351.0	14,376	6,273	7,081	1,143	5,552	380	343	61,804	429	5.13	3.48	1.47	0.72	13.2	9.0	1.39	.284	4.44	9.02
11	Indians	3.95	1,603	.460	737	866	1,603	8,516	378	69	309	14370.1	13,964	6,302	7,017	1,340	5,894	346	617	61,616	508	5.33	3.69	1.44	0.84	13.8	9.6	1.38	.277	4.39	8.75
12	Tigers	3.89	1,609	.490	789	820	1,609	8,572	461	75	283	14370.2	14,239	6,219	6,969	1,384	5,414	364	411	61,530	472	5.37	3.39	1.58	0.87	13.9	8.8	1.37	.281	4.36	8.92
13	Orioles	3.21	1,600	.590	944	656	1,600	7,610	628	139	255	14435.1	13,094	5,148	5,726	1,128	4,694	195	369	59,508	376	4.74	2.93	1.62	0.70	12.8	7.9	1.23	.261	3.57	8.16
14	Athletics	3.41	1,610	.520	838	772	1,610	8,030	401	96	336	14433.1	13,430	5,467	6,283	1,190	5,119	307	461	60,705	452	5.01	3.19	1.57	0.74	13.2	8.4	1.29	.266	3.92	8.37
15	Twins	3.72	1,607	.506	812	794	1,607	8,255	397	79	309	14399.1	14,186	5,957	6,790	1,211	5,197	347	313	61,247	451	5.16	3.25	1.59	0.76	13.5	8.5	1.35	.281	4.24	8.87
16	Yankees	3.35	1,608	.555	892	715	1,608	7,435	504	109	327	14401.1	13,642	5,357	6,081	1,130	4,647	244	423	60,105	421	4.65	2.90	1.60	0.71	12.4	7.7	1.27	.268	3.80	8.53
17	Angels	3.56	1,613	.484	781	831	1,613	9,466	519	112	253	14476.1	13,262	5,734	6,536	1,160	5,959	384	474	61,470	501	5.89	3.70	1.59	0.72	15.4	9.7	1.33	.272	4.06	8.25
18	Rangers	3.76	1,608	.465	747	860	1,608	8,133	410	101	269	14418.0	14,080	6,020	6,891	1,225	5,310	361	490	61,413	462	5.08	3.31	1.53	0.76	13.2	8.6	1.34	.277	4.30	8.79
19	Astros	3.63	1,611	.493	793	817	1,611	8,746	419	114	271	14480.1	13,709	5,839	6,504	989	5,694	344	448	61,709	605	5.44	3.54	1.54	0.61	14.2	9.2	1.34	.277	4.04	8.52
20	Mets	3.42	1,614	.473	763	850	1,614	9,734	371	100	295	14562.2	13,431	5,533	6,214	1,127	5,211	277	764	61,145	415	6.02	3.22	1.87	0.70	15.9	8.5	1.28	.275	3.84	8.30
21	Royals	3.61	1,611	.528	851	760	1,611	7,709	431	95	317	14463.1	13,920	5,797	6,591	1,086	5,145	322	428	61,157	421	4.80	3.20	1.50	0.68	12.6	8.4	1.32	.274	4.10	8.66
22	Expos	3.78	1,611	.465	748	862	1,611	8,342	339	87	295	14449.1	13,856	6,071	6,856	1,184	6,103	323	624	61,982	524	5.20	3.80	1.37	0.74	13.5	9.8	1.38	.275	4.27	8.63
23	Padres	3.86	1,609	.415	667	942	1,609	8,184	312	81	272	14406.1	14,422	6,185	7,121	1,172	5,784	287	903	62,287	477	5.11	3.61	1.41	0.73	13.1	9.3	1.40	.283	4.45	9.01
24	Brewers	3.88	1,612	.458	738	873	1,612	6,918	435	87	276	14340.0	14,309	6,180	6,930	1,277	5,294	352	561	61,355	465	4.34	3.32	1.31	0.80	11.3	8.6	1.37	.274	4.35	8.98
25	Mariners	4.69	484	.386	187	297	484	2,151	83	10	77	4290.1	4,615	2,237	2,509	514	1,716	135	154	18,837	125	4.51	3.60	1.25	1.08	11.4	9.1	1.48	.286	5.26	9.68