what team has the most run differential per game in a single month since 1970 minimum 15 games

Since 1970, the Oakland Athletics have the highest run differential per game by a team when hitting >0 singles with 15+ games played in a month, with 3.93 in September 2000.

	TEAM	DIFF/G	1B	G	DIFF	MONTH	W%	W	L	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS
1	Athletics	3.93	188	28	110	September 2000	.750	21	7	992	198	286	48	3	47	191	148	9	184	11	2	1,161	481	98	5	7	5	26	.288	.383	.485	.868
2	Angels	3.59	202	27	97	July 1995	.741	20	7	970	201	302	55	3	42	191	112	5	149	14	3	1,097	489	100	3	7	8	30	.311	.383	.504	.887
3	Cubs	3.59	116	22	79	April 2016	.773	17	5	738	136	188	41	3	28	129	121	10	167	12	5	881	319	72	4	8	6	12	.255	.364	.432	.796
4	Rays	3.54	157	28	99	April 2023	.786	22	6	973	191	276	56	4	59	184	91	19	241	25	9	1,092	517	119	0	9	1	10	.284	.353	.531	.885
5	Tigers	3.41	149	22	75	April 1993	.682	15	7	768	169	229	46	5	29	160	127	7	160	23	16	920	372	80	6	12	8	11	.298	.397	.484	.882
6	Indians	3.34	164	29	97	September 2017	.862	25	4	1,001	164	283	68	7	44	158	103	15	180	12	3	1,132	497	119	0	13	7	22	.283	.354	.497	.851
7	Athletics	3.29	173	28	92	August 2002	.857	24	4	998	164	278	55	10	40	161	93	14	148	7	5	1,112	473	105	2	5	12	19	.279	.347	.474	.821
8	Dodgers	3.25	155	28	91	August 2022	.786	22	6	981	165	268	68	5	40	160	96	11	245	19	3	1,100	466	113	0	12	3	16	.273	.341	.475	.816
9	Astros	3.25	164	28	91	August 2019	.679	19	9	987	200	293	69	7	53	191	126	10	195	4	4	1,135	535	129	2	10	7	24	.297	.379	.542	.921
10	Blue Jays	3.22	156	27	87	August 2015	.778	21	6	919	170	250	43	2	49	159	103	11	192	9	1	1,048	444	94	6	9	4	21	.272	.349	.483	.832
11	Athletics	3.21	173	29	93	August 2001	.759	22	7	1,002	188	279	58	5	43	178	121	12	155	19	3	1,151	476	106	5	11	12	25	.278	.360	.475	.835
12	Rangers	3.2	189	25	80	September 2011	.760	19	6	894	166	286	43	5	49	157	78	4	134	25	6	990	486	97	3	11	5	23	.320	.373	.544	.916
13	Braves	3.12	180	25	78	May 1996	.760	19	6	896	154	271	47	4	40	150	81	2	157	10	5	992	446	91	9	4	5	21	.302	.360	.498	.858
14	Athletics	3.05	122	21	64	April 1981	.857	18	3	701	105	175	26	5	22	100	79	4	122	27	9	800	277	53	13	3	4	7	.250	.328	.395	.723
15	Dodgers	3.04	144	23	70	April 1974	.739	17	6	754	136	212	38	9	21	128	109	5	105	29	14	891	331	68	8	15	14	16	.281	.369	.439	.808
16	Braves	3.03	190	29	88	August 2023	.724	21	8	1,020	194	305	55	7	53	187	105	13	212	27	4	1,149	533	115	1	10	8	25	.299	.368	.523	.891
17	Twins	2.97	170	29	86	May 2019	.724	21	8	1,020	191	292	61	5	56	186	98	15	223	9	3	1,148	531	122	2	13	1	12	.286	.353	.521	.874
18	Phillies	2.96	182	27	80	May 1976	.815	22	5	894	150	255	43	10	20	138	112	8	129	19	9	1,046	378	73	19	13	14	22	.285	.365	.423	.788
19	Rays	2.96	130	23	68	April 2010	.739	17	6	788	144	213	52	6	25	141	96	5	172	23	12	901	352	83	5	7	4	15	.270	.350	.447	.797
20	Brewers	2.93	160	27	79	August 2008	.741	20	7	942	151	253	51	7	35	147	103	9	203	22	6	1,074	423	93	9	11	7	15	.269	.343	.449	.792
21	Rangers	2.89	208	27	78	June 2010	.778	21	6	979	178	304	57	7	32	170	93	9	174	16	7	1,099	471	96	7	11	7	17	.311	.372	.481	.853
22	Yankees	2.88	171	26	75	April 2003	.769	20	6	931	170	277	56	3	47	165	130	12	168	19	6	1,082	480	106	3	6	11	22	.298	.388	.516	.904
23	Angels	2.88	180	26	75	May 2002	.731	19	7	936	165	282	67	5	30	159	79	10	136	30	10	1,047	449	102	7	15	8	16	.301	.357	.480	.836
24	Tigers	2.85	139	20	57	April 1984	.900	18	2	716	120	206	39	6	22	113	83	4	111	18	13	811	323	67	7	1	7	20	.288	.364	.451	.816
25	Braves	2.84	163	25	71	June 2023	.840	21	4	880	175	269	41	4	61	168	92	5	176	27	4	987	501	106	0	10	3	22	.306	.371	.569	.940