which team has the highest earned run per game

The Buffalo Bisons have the most earned runs per game pitched by a team, with 5.78.

	TEAM	ER/G	ER	G	W%	W	L	GS	ERA	SO	CG	SHO	SV	IP	H	R	HR	BB	HBP	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	H/9
1	Bisons	5.78	775	134	.273	36	96	134	6.11	351	125		0	1141.0	1,499	1,199	67	673	48		5,658	78	2.77	5.31	0.52	0.53	6.2	11.9	1.90	.317	9.46	11.82
2	Rockies	4.93	25,067	5,082	.459	2,333	2,749	5,082	5.02	33,593	118	34	1,150	44931.2	48,819	27,036	5,955	17,901	1,907	1,340	198,127	1,922	6.73	3.59	1.88	1.19	17.0	9.0	1.48	.309	5.42	9.78
3	Stars	4.71	603	128	.433	55	72	128	4.98	454	115		0	1089.2	1,158	831	28	518	65		4,967	57	3.75	4.28	0.88	0.23	9.1	10.4	1.54	.290	6.86	9.56
4	Gladiators	4.6	460	100	.263	26	73	100	4.71	230	96		0	879.0	1,011	733	21	421	57		4,093	69	2.35	4.31	0.55	0.22	5.6	10.3	1.63	.294	7.51	10.35
5	Cowboys	4.56	575	126	.248	30	91	126	4.85	442	117		0	1066.2	1,345	872	27	246			4,805	95	3.73	2.08	1.80	0.23	9.2	5.1	1.49		7.36	11.35
6	Mountain City	4.56	114	25	.240	6	19	25	4.67	93	20		0	219.2	292	216	3	52			1,027	14	3.81	2.13	1.79	0.12	9.1	5.1	1.57		8.85	11.96
7	Keystones	4.55	305	67	.313	21	46	67	4.63	310	64		0	593.1	726	545	7	105			2,677	80	4.70	1.59	2.95	0.11	11.6	3.9	1.40		8.27	11.01
8	Senators	4.45	5,635	1,265	.366	454	788	1,265	4.72	3,047	1,031		24	10745.2	13,330	8,777	367	4,319	651		49,546	411	2.55	3.62	0.71	0.31	6.1	8.7	1.64	.315	7.35	11.16
9	Hoosiers	4.45	1,770	398	.370	146	249	398	4.62	1,041	359		3	3450.0	3,914	2,590	197	1,159	130		15,442	228	2.72	3.02	0.90	0.51	6.7	7.5	1.47	.288	6.76	10.21
10	Marlins	4.26	21,598	5,072	.459	2,326	2,746	5,072	4.31	36,815	157	67	1,208	45136.0	44,704	23,571	4,975	18,204	1,888	1,588	195,503	1,640	7.34	3.63	2.02	0.99	18.8	9.3	1.39	.297	4.70	8.91
11	Diamondbacks	4.26	18,442	4,334	.489	2,118	2,216	4,334	4.29	32,883	138	55	1,048	38712.1	38,276	20,110	4,886	13,729	1,520	1,041	166,045	1,480	7.64	3.19	2.40	1.14	19.8	8.3	1.34	.295	4.68	8.90
12	Mariners	4.25	32,333	7,611	.477	3,631	3,978	7,611	4.29	50,025	587	152	1,828	67842.0	67,695	35,440	8,050	25,260	2,399	1,792	291,710	2,538	6.64	3.35	1.98	1.07	17.1	8.7	1.37	.290	4.70	8.98
13	Rangers	4.24	43,166	10,188	.476	4,847	5,335	10,188	4.28	61,505	1,191	286	2,213	90724.2	91,289	47,903	10,011	34,984	3,061	2,341	392,062	3,392	6.10	3.47	1.76	0.99	15.7	8.9	1.39	.288	4.75	9.06
14	Royals	4.21	37,420	8,895	.477	4,240	4,653	8,895	4.25	52,571	955	240	2,038	79171.0	80,487	41,044	8,387	29,079	2,531	1,888	340,944	3,086	5.98	3.31	1.81	0.95	15.4	8.5	1.38	.290	4.67	9.15
15	Cowboys	4.19	1,135	271	.364	98	171	271	4.32	828	256		2	2362.0	2,679	1,927	83	858	126		10,688	199	3.15	3.27	0.97	0.32	7.7	8.0	1.50	.295	7.34	10.21
16	Blue Jays	4.18	31,828	7,613	.498	3,793	3,817	7,613	4.22	49,863	650	162	1,782	67938.0	67,453	34,815	7,903	25,157	2,431	1,617	291,629	2,433	6.61	3.33	1.98	1.05	17.1	8.6	1.36	.289	4.61	8.94
17	Rays	4.17	18,039	4,331	.490	2,123	2,208	4,331	4.21	32,533	106	41	1,113	38566.0	37,171	19,680	4,847	13,982	1,661	756	164,825	1,572	7.59	3.26	2.33	1.13	19.7	8.5	1.33	.289	4.59	8.67
18	Giants	4.11	543	132	.565	74	57	132	4.17	449	111		6	1172.1	1,216	875	37	569	53		5,372	77	3.45	4.37	0.79	0.28	8.4	10.6	1.52	.277	6.72	9.34
19	Brewers	4.1	36,552	8,905	.488	4,342	4,559	8,905	4.14	54,882	929	208	2,161	79454.2	79,284	40,382	8,943	29,407	2,553	2,281	341,582	2,785	6.22	3.33	1.87	1.01	16.1	8.6	1.37	.286	4.57	8.98
20	Infants	4.1	537	131	.423	55	75	131	4.23	325	115		0	1143.2	1,386	1,027	45	571	55		5,460	86	2.56	4.49	0.57	0.35	6.0	10.5	1.71	.300	8.08	10.91
21	Burghers	4.09	523	128	.469	60	68	128	4.22	318	121		0	1116.2	1,267	892	32	334	40		5,144	52	2.56	2.69	0.95	0.26	6.2	6.5	1.43	.279	7.19	10.21
22	Virginians	4.04	186	46	.286	12	30	46	4.52	167	45		0	370.1	402	294	14	52	17		1,634	19	4.06	1.26	3.21	0.34	10.2	3.2	1.23	.280	7.14	9.77
23	Orioles	4.02	77,798	19,374	.475	9,144	10,120	19,374	4.05	91,948	5,886	889	2,984	172736.0	174,714	89,092	14,607	65,099	4,577	2,443	740,750	4,576	4.79	3.39	1.41	0.76	12.4	8.8	1.39	.284	4.64	9.10
24	Hoosiers	3.98	438	110	.271	29	78	110	4.20	479	107		0	937.2	1,000	755	30	199	28		4,160	75	4.60	1.91	2.41	0.29	11.5	4.8	1.28	.283	7.25	9.60
25	Angels	3.98	40,607	10,200	.495	5,049	5,148	10,200	4.01	63,879	1,307	347	2,376	91143.0	88,386	44,854	9,788	34,472	3,003	2,352	389,426	3,553	6.31	3.40	1.85	0.97	16.4	8.9	1.35	.282	4.43	8.73