worst run differential through 82 games in a season

The Cleveland Spiders have the lowest run differential by a team with 82+ games played in a season, with a differential of -723 runs in 1899.

Interpreted as:

worst run differential through 82 or more games in a season

	TEAM	DIFF	G	SEASON	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	Spiders	-723	154	1899	.130	20	134	5,279	529	1,333	142	50	12	454	289	65	280	127		5,690	1,611	204	57				.253	.299	.305	.605
2	Alleghenys	-638	138	1890	.169	23	113	4,739	597	1,088	160	43	20	426	408	66	460	208		5,213	1,394	223					.230	.300	.294	.594
3	Browns	-496	133	1897	.221	29	102	4,673	592	1,285	151	67	32	496	354	76	314	172		5,183	1,666	250	80				.275	.336	.357	.693
4	Colonels	-459	140	1889	.196	27	111	4,955	632	1,249	170	75	22	503	320	41	521	203		5,316	1,635	267					.252	.303	.330	.633
5	Quakers	-450	99	1883	.173	17	81	3,576	437	859	181	48	3	299	141		355			3,717	1,145	232					.240		.320
6	Bisons	-406	134	1890	.273	36	96	4,795	793	1,249	180	64	20	630	541	96	367	160		5,432	1,617	264					.260	.347	.337	.684
7	Colonels	-392	133	1895	.267	35	96	4,724	698	1,320	171	73	34	574	346	77	323	156		5,205	1,739	278	58				.279	.339	.368	.707
8	Spiders	-383	133	1887	.298	39	92	4,649	729	1,170	178	77	14	562	375	46	486	355		5,070	1,544	269					.252	.314	.332	.646
9	Cowboys	-378	126	1886	.248	30	91	4,236	494	967	177	48	19	370	269		608	96		4,505	1,297	244					.228		.306
10	Senators	-376	139	1891	.326	44	91	4,715	691	1,183	147	84	19	536	468	76	485	219		5,259	1,555	250					.251	.328	.330	.658
11	Browns	-358	154	1898	.260	39	111	5,214	571	1,290	149	55	13	470	383	84	405	104		5,798	1,588	217	117				.247	.309	.305	.614
12	Nationals	-347	125	1886	.233	28	92	4,082	445	856	135	51	23	331	265		582	143		4,347	1,162	209					.210		.285
13	Red Sox	-345	154	1932	.279	43	111	5,294	566	1,330	253	57	53	529	470	12	537	46	46	5,856	1,856	363	80				.251	.314	.351	.664
14	Athletics	-344	154	1915	.283	43	109	5,081	545	1,204	183	72	16	440	436	54	634	127	89	5,708	1,579	271	137				.237	.304	.311	.615
15	Colonels	-344	134	1896	.290	38	93	4,588	653	1,197	142	80	37	520	371	45	427	195		5,057	1,610	259	53				.261	.322	.351	.673
16	Athletics	-339	162	2023	.309	50	112	5,311	585	1,187	225	21	171	563	498	85	1,496	149	31	5,958	1,967	417	28	36	12	125	.223	.298	.370	.669
17	Metropolitans	-339	138	1887	.331	44	89	4,821	754	1,197	193	66	21	549	439	50	456	305		5,310	1,585	280					.248	.318	.329	.646
18	Tigers	-337	162	2003	.265	43	119	5,466	591	1,312	201	39	153	553	443	47	1,099	98	63	6,070	2,050	393	65	49	24	114	.240	.300	.375	.675
19	Hoosiers	-337	127	1887	.294	37	89	4,368	628	1,080	162	70	33	488	300	44	379	334		4,712	1,481	265					.247	.302	.339	.641
20	Browns	-336	131	1896	.308	40	90	4,520	593	1,162	134	78	37	487	332	35	300	185		4,988	1,563	249	101				.257	.313	.346	.659
21	Tigers	-333	161	2019	.292	47	114	5,549	582	1,333	292	41	149	556	391	48	1,595	57	20	6,039	2,154	482	9	42	14	108	.240	.294	.388	.682
22	Athletics	-333	156	1954	.331	51	103	5,206	542	1,228	191	41	94	503	504	28	677	30	29	5,823	1,783	326	54	31		106	.236	.305	.342	.648
23	Mets	-331	161	1962	.250	40	120	5,492	617	1,318	166	40	139	573	616	32	991	59	48	6,242	1,981	345	58	44	29	122	.240	.318	.361	.679
24	Athletics	-331	154	1936	.346	53	100	5,373	714	1,443	240	60	72	663	525	19	592	59	43	5,991	2,019	372	74				.269	.336	.376	.712
25	Athletics	-329	154	1916	.235	36	117	5,010	447	1,212	169	65	19	380	406	30	631	151		5,603	1,568	253	157				.242	.303	.313	.616