The St. Louis Brown Stockings have the best ERA by a team, with an ERA of 1.92.

	TEAM	ERA	G	W%	W	L	GS	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	H/9
1	Brown Stockings	1.92	124	.589	73	51	124	235	115		0	1118.0	1,054	238	547	5	131		4,596	86	1.89	1.05	1.79	0.04	5.1	2.9	1.06		4.40	8.48
2	Grays	1.95	130	.516	65	61	130	266	128		0	1202.0	1,222	261	632	7	79		5,008	45	1.99	0.59	3.37	0.05	5.3	1.6	1.08		4.73	9.15
3	Dark Blues	1.97	129	.619	78	48	129	213	128		0	1168.0	1,142	256	572	4	83		4,854	33	1.64	0.64	2.57	0.03	4.4	1.7	1.05		4.41	8.80
4	Grays	2.18	725	.612	438	278	725	2,711	666		10	6508.2	6,047	1,576	3,128	94	942		26,915	438	3.75	1.30	2.88	0.13	10.1	3.5	1.07		4.33	8.36
5	Brewers	2.25	12	.667	8	4	12	139	12		0	104.0	49	26	34	1	13		386	7	12.03	1.13	10.69	0.09	36.0	3.4	0.60		2.94	4.24
6	Blues	2.32	63	.400	24	36	63	182	59		1	578.0	621	149	328	3	87		2,456	30	2.83	1.35	2.09	0.05	7.4	3.5	1.22		5.11	9.67
7	Outlaw Reds	2.38	105	.657	69	36	105	503	95		1	914.1	831	242	466	17	90		3,766	32	4.95	0.89	5.59	0.17	13.4	2.4	1.01		4.59	8.18
8	Brewers	2.50	36	.583	21	15	36	137	35		0	309.2	291	86	156	6	120	10	1,343	11	3.98	3.49	1.14	0.17	10.2	8.9	1.33	.266	4.53	8.46
9	Whales	2.54	312	.565	173	133	312	1,226	190	35	18	2818.0	2,436	795	1,055	77	795	66	11,176	59	3.92	2.54	1.54	0.25	11.0	7.1	1.15	.262	3.37	7.78
10	Grays	2.60	61	.250	15	45	61	147	54		0	547.0	589	158	386	3	55		2,369	50	2.42	0.90	2.67	0.05	6.2	2.3	1.18		6.35	9.69
11	Blues	2.63	549	.447	242	299	549	1,932	524		3	4886.0	4,847	1,430	2,782	81	958		20,588	306	3.56	1.76	2.02	0.15	9.4	4.7	1.19		5.12	8.93
12	Reds	2.70	111	.532	58	51	111	753	100		1	953.1	885	286	558	17	110		3,961	107	7.11	1.04	6.85	0.16	19.0	2.8	1.04		5.27	8.35
13	Browns/Stogies	2.72	93	.451	41	50	93	679	86		0	803.2	743	243	482	12	137		3,381	77	7.60	1.53	4.96	0.13	20.1	4.1	1.09		5.40	8.32
14	Reds	2.82	348	.365	125	217	348	819	324		1	3093.1	3,684	968	2,281	36	327		13,677	220	2.38	0.95	2.50	0.10	6.0	2.4	1.30		6.64	10.72
15	Peppers	2.83	312	.551	168	137	312	1,245	204	31	16	2804.1	2,660	882	1,184	44	929	102	11,450	63	4.00	2.98	1.34	0.14	10.9	8.1	1.28	.287	3.80	8.54
16	Maroons	2.86	351	.504	173	170	351	1,388	329		6	3035.2	2,823	965	1,734	58	780		12,800	253	4.12	2.31	1.78	0.17	10.8	6.1	1.19		5.14	8.37
17	Browns	2.88	1,233	.644	781	432	1,233	4,802	1,116		21	10837.2	9,879	3,465	5,913	220	2,901	294	45,778	703	3.99	2.41	1.66	0.18	10.5	6.3	1.18	.258	4.91	8.20
18	Trojans	2.90	330	.412	134	191	330	770	322		0	2962.0	3,241	954	1,930	45	485		12,722	156	2.34	1.47	1.59	0.14	6.1	3.8	1.26		5.86	9.85
19	Mutuals	2.94	57	.375	21	35	57	37	56		0	530.0	718	173	412	8	24		2,400	3	0.63	0.41	1.54	0.14	1.5	1.0	1.40		7.00	12.19
20	Monumentals	3.01	106	.552	58	47	106	628	92		0	946.1	1,002	317	627	24	177		4,124	103	5.97	1.68	3.55	0.23	15.2	4.3	1.25		5.96	9.53
21	Quicksteps	3.04	18	.111	2	16	18	113	15		0	142.0	165	48	114	4	18		625	19	7.16	1.14	6.28	0.25	18.1	2.9	1.29		7.23	10.46
22	Blue Stockings	3.06	110	.442	46	58	110	501	103		1	946.0	885	322	571	12	169	53	4,025	103	4.77	1.61	2.96	0.11	12.4	4.2	1.11	.265	5.43	8.42
23	Packers	3.11	307	.487	148	156	307	1,126	177	25	23	2720.0	2,597	941	1,234	66	835	83	11,102	74	3.73	2.76	1.35	0.22	10.1	7.5	1.26	.281	4.08	8.59
24	Wolverines	3.14	880	.494	426	437	880	3,357	842		5	7790.0	7,964	2,716	4,762	219	1,716	62	33,495	351	3.88	1.98	1.96	0.25	10.0	5.1	1.24	.275	5.50	9.20
25	Terriers	3.15	313	.489	149	156	313	1,359	191	33	15	2793.2	2,685	978	1,225	60	805	71	11,396	60	4.38	2.59	1.69	0.19	11.9	7.1	1.25	.288	3.95	8.65