what team has allowed the least runs in mlb history

The Milwaukee Brewers have allowed the fewest runs by a team, with 34 runs.

	TEAM	R	G	W%	W	L	GS	ERA	SO	CG	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	Brewers	34	12	.667	8	4	12	2.25	139	12	0	104.0	49	26	1	13		386	7	12.03	1.13	10.69	0.09	36.0	3.4	0.60		2.94	4.24
2	Saints	57	9	.250	2	6	9	3.17	44	7	0	71.0	72	25	1	27		320	7	5.58	3.42	1.63	0.13	13.8	8.4	1.39		7.23	9.13
3	Quicksteps	114	18	.111	2	16	18	3.04	113	15	0	142.0	165	48	4	18		625	19	7.16	1.14	6.28	0.25	18.1	2.9	1.29		7.23	10.46
4	Brewers	156	36	.583	21	15	36	2.50	137	35	0	309.2	291	86	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
5	Mountain City	216	25	.240	6	19	25	4.67	93	20	0	219.2	292	114	3	52		1,027	14	3.81	2.13	1.79	0.12	9.1	5.1	1.57		8.85	11.96
6	Virginians	294	46	.286	12	30	46	4.52	167	45	0	370.1	402	186	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
7	Blues	328	63	.400	24	36	63	2.32	182	59	1	578.0	621	149	3	87		2,456	30	2.83	1.35	2.09	0.05	7.4	3.5	1.22		5.11	9.67
8	Grays	386	61	.250	15	45	61	2.60	147	54	0	547.0	589	158	3	55		2,369	50	2.42	0.90	2.67	0.05	6.2	2.3	1.18		6.35	9.69
9	Mutuals	412	57	.375	21	35	57	2.94	37	56	0	530.0	718	173	8	24		2,400	3	0.63	0.41	1.54	0.14	1.5	1.0	1.40		7.00	12.19
10	Stars	462	71	.314	22	48	71	3.19	132	64	0	649.0	775	230	4	52		2,854	64	1.83	0.72	2.54	0.06	4.6	1.8	1.27		6.41	10.75
11	Outlaw Reds	466	105	.657	69	36	105	2.38	503	95	1	914.1	831	242	17	90		3,766	32	4.95	0.89	5.59	0.17	13.4	2.4	1.01		4.59	8.18
12	Nationals	481	63	.190	12	51	63	4.01	235	62	0	543.2	644	242	21	110	20	2,485	63	3.89	1.82	2.14	0.35	9.5	4.4	1.39	.297	7.96	10.66
13	Browns/Stogies	482	93	.451	41	50	93	2.72	679	86	0	803.2	743	243	12	137		3,381	77	7.60	1.53	4.96	0.13	20.1	4.1	1.09		5.40	8.32
14	Athletics	534	60	.237	14	45	60	3.22	22	53	2	550.0	783	197	2	41		2,565	33	0.36	0.67	0.54	0.03	0.9	1.6	1.50		8.74	12.81
15	Keystones	545	67	.313	21	46	67	4.63	310	64	0	593.1	726	305	7	105		2,677	80	4.70	1.59	2.95	0.11	11.6	3.9	1.40		8.27	11.01
16	Brown Stockings	547	124	.589	73	51	124	1.92	235	115	0	1118.0	1,054	238	5	131		4,596	86	1.89	1.05	1.79	0.04	5.1	2.9	1.06		4.40	8.48
17	Reds	558	111	.532	58	51	111	2.70	753	100	1	953.1	885	286	17	110		3,961	107	7.11	1.04	6.85	0.16	19.0	2.8	1.04		5.27	8.35
18	Blue Stockings	571	110	.442	46	58	110	3.06	501	103	1	946.0	885	322	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
19	Dark Blues	572	129	.619	78	48	129	1.97	213	128	0	1168.0	1,142	256	4	83		4,854	33	1.64	0.64	2.57	0.03	4.4	1.7	1.05		4.41	8.80
20	Cowboys	618	82	.203	16	63	82	4.05	334	70	0	702.2	862	316	14	127		3,176	84	4.28	1.63	2.63	0.18	10.5	4.0	1.41		7.92	11.04
21	Monumentals	627	106	.552	58	47	106	3.01	628	92	0	946.1	1,002	317	24	177		4,124	103	5.97	1.68	3.55	0.23	15.2	4.3	1.25		5.96	9.53
22	Grays	632	130	.516	65	61	130	1.95	266	128	0	1202.0	1,222	261	7	79		5,008	45	1.99	0.59	3.37	0.05	5.3	1.6	1.08		4.73	9.15
23	Kelly's Killers	643	102	.430	43	57	102	3.43	331	86	1	902.0	921	344	20	446	53	4,105	39	3.30	4.45	0.74	0.20	8.1	10.9	1.52	.277	6.42	9.19
24	Nationals	679	114	.420	47	65	114	3.43	684	94	0	953.2	992	363	16	168		4,129	108	6.46	1.59	4.07	0.15	16.6	4.1	1.22		6.41	9.36
25	Maumees	689	134	.515	68	64	134	3.56	533	122	2	1159.1	1,122	459	23	429	66	5,051	66	4.14	3.33	1.24	0.18	10.6	8.5	1.34	.275	5.35	8.71