The Philadelphia Athletics have the worst record by a team, with a record of 14-45.

Interpreted as:

worst MLB team 203 or higher WIN%

	TEAM	REC	W%	W	L	G	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	PA	TB	XBH	SH	AVG	OBP	SLG	OPS
1	Athletics	14-45	.237	14	45	60	2,387	378	646	79	35	7	249	27		36		2,414	816	121		.271		.342
2	Mountain City	6-19	.240	6	19	25	899	90	223	30	6	2		22		130		921	271	38		.248		.301
3	Saints	2-6	.250	2	6	9	272	24	49	13	1	0		7		47		279	64	14		.180		.235
4	Grays	15-45	.250	15	45	61	2,212	256	552	65	20	2	177	69		214		2,281	663	87		.250		.300
5	Cowboys	30-91	.248	30	91	126	4,236	494	967	177	48	19	370	269		608	96	4,505	1,297	244		.228		.306
6	Gladiators	26-73	.263	26	73	100	3,475	492	769	116	47	13	328	328	31		182	3,834	1,018	176		.221	.294	.293	.587
7	Hoosiers	29-78	.271	29	78	110	3,813	462	890	129	62	20		125	22	561		3,960	1,203	211		.233	.262	.315	.577
8	Bisons	36-96	.273	36	96	134	4,795	793	1,249	180	64	20	630	541	96	367	160	5,432	1,617	264		.260	.347	.337	.684
9	Virginians	12-30	.286	12	30	46	1,469	194	326	40	33	7		53	24	282		1,546	453	80		.222	.261	.308	.569
10	Keystones	21-46	.313	21	46	67	2,518	414	618	108	35	7		103		405		2,621	817	150		.245		.324
11	Stars	22-48	.314	22	48	71	2,611	276	592	61	19	5	188	28		238		2,639	706	85		.227		.270
12	Nationals	163-337	.326	163	337	514	17,337	2,160	3,944	533	220	125	1,647	1,246	127		1,040	18,710	5,292	878		.227	.284	.305	.589
13	Ruby Legs	90-159	.361	90	159	252	9,101	1,201	2,169	352	140	31		315				9,416	2,894	523		.238		.318
14	Cowboys	98-171	.364	98	171	271	9,535	1,431	2,256	304	137	37	1,052	718	123		729	10,376	2,945	478		.237	.298	.309	.607
15	Senators	454-788	.366	454	788	1,265	43,645	6,912	11,886	1,615	787	357	5,764	4,269	575	3,492	1,975	48,963	16,146	2,759	474	.272	.345	.370	.715
16	Reds	125-217	.365	125	217	348	12,768	1,643	3,191	408	157	30		318				13,086	4,003	595		.250		.314
17	Hoosiers	146-249	.370	146	249	398	13,870	2,050	3,536	570	138	129	1,577	913	131		936	14,914	4,769	837		.255	.307	.344	.651
18	Mutuals	21-35	.375	21	35	57	2,180	260	494	39	15	2	161	18		35		2,198	569	56		.227		.261
19	Blues	24-36	.400	24	36	63	2,300	293	542	76	15	3	197	64		197		2,364	657	94		.236		.286
20	Trojans	134-191	.412	134	191	330	11,951	1,542	2,929	456	151	26		414				12,365	3,765	633		.245		.315
21	Nationals	47-65	.420	47	65	114	3,926	572	931	120	26	4		118		558		4,044	1,115	150		.237		.284
22	Infants	55-75	.423	55	75	131	4,804	849	1,370	213	94	27	701	509	49	345	180	5,362	1,852	334		.285	.360	.386	.745
23	Terrapins	131-177	.425	131	177	314	10,180	1,195	2,609	418	120	68	1,016	957	83	1,184	280	11,579	3,471	606	359	.256	.325	.341	.666
24	Colonels	993-1320	.429	993	1,320	2,355	82,256	12,464	21,505	2,816	1,292	436	8,508	6,080	757	3,638	3,474	89,787	28,213	4,544	609	.261	.319	.343	.662
25	Stars	55-72	.433	55	72	128	4,469	698	1,158	151	59	14	487	457	35		292	4,961	1,469	224		.259	.333	.329	.661