teams with worst win percentage in a single calendar year

The Colorado Rockies have the worst winning percentage by a team with more than 0 singles in a season, winning 17.4 percent of the time this season.

	TEAM	W%	1B	SEASON	W	L	G	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS
1	Rockies	.174	207	2025	8	38	46	1,518	152	330	69	13	41	151	134	16	453	21	9	1,682	548	123	4	10	5	33	.217	.286	.361	.647
2	Athletics	.235	959	1916	36	117	154	5,010	447	1,212	169	65	19		407	30	631	154		5,608	1,568	253	161				.242	.303	.313	.616
3	Braves	.248	1,055	1935	38	115	153	5,308	575	1,396	233	33	75	544	353	19	436	20		5,760	1,920	341	80				.263	.311	.362	.673
4	Mets	.252	973	1962	40	119	160	5,467	617	1,318	166	40	139	573	610	32	978	59	48	6,211	1,981	345	58	44	29	122	.241	.319	.362	.681
5	White Sox	.255	819	2024	41	120	161	5,356	506	1,186	226	9	132	484	391	43	1,390	90	33	5,835	1,826	367	18	27	8	115	.221	.278	.341	.619
6	Senators	.255	932	1904	38	111	155	5,097	437	1,166	168	56	10	348	284	64		150		5,529	1,476	234	122				.229	.278	.290	.568
7	Athletics	.257	876	1919	36	104	140	4,735	457	1,157	175	71	35		350	29	567	104		5,241	1,579	281	127				.244	.300	.333	.634
8	Tigers	.265	919	2003	43	119	162	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
9	Pirates	.273	899	1952	42	112	155	5,193	515	1,201	180	30	92	479	487	26	725	43	43	5,776	1,717	302	70			106	.231	.300	.331	.631
10	Phillies	.275	987	1941	42	111	154	5,204	497	1,271	185	37	62	463	446	22	584	65		5,762	1,716	284	90			142	.244	.307	.330	.636
11	Senators	.276	911	1909	42	110	156	4,977	380	1,110	149	41	9		345	42		135		5,565	1,368	199	201				.223	.279	.275	.554
12	Browns	.279	1,070	1939	43	111	156	5,422	733	1,453	242	50	91	695	559	20	606	48		6,133	2,068	383	132			121	.268	.339	.381	.720
13	Red Sox	.279	968	1932	43	111	154	5,296	566	1,331	253	57	53	530	471	12	537	46		5,859	1,857	363	80				.251	.314	.351	.665
14	Phillies	.280	925	1942	42	108	150	5,031	394	1,172	166	37	44	357	392	16	491	37		5,538	1,544	247	99			109	.233	.290	.307	.597
15	Athletics	.283	934	1915	43	109	154	5,082	545	1,205	183	72	16		438	51	634	127		5,711	1,580	271	140				.237	.304	.311	.615
16	Phillies	.285	1,007	1928	43	108	151	5,206	659	1,393	255	46	85	604	502	21	510	53		5,889	1,995	386	160				.268	.334	.383	.718
17	Tigers	.290	851	2019	45	110	155	5,371	574	1,318	283	39	145	548	380	48	1,530	56	20	5,848	2,114	467	9	40	14	108	.245	.299	.394	.693
18	Orioles	.292	872	2018	47	114	161	5,475	618	1,312	238	15	187	589	419	57	1,402	81	22	5,999	2,141	440	13	35	19	132	.240	.299	.391	.690
19	Rustlers	.293	1,073	1911	44	106	155	5,279	698	1,414	251	54	36		554	31	574	174		5,975	1,881	341	111				.268	.341	.356	.697
20	Browns	.293	922	1911	44	106	150	4,969	566	1,189	187	63	17		487	35		125		5,632	1,553	267	141				.239	.312	.313	.624
21	Doves	.294	941	1909	45	108	155	5,025	435	1,132	131	46	14		416	30		135		5,665	1,397	191	194				.225	.288	.278	.566
22	White Sox	.298	231	2025	14	33	47	1,522	157	330	61	1	37	152	146	11	397	37	7	1,694	504	99	5	10	1	27	.217	.288	.331	.619
23	Phillies	.298	1,020	1939	45	106	152	5,133	553	1,341	232	40	49	510	421	9	486	47		5,708	1,800	321	145			134	.261	.318	.351	.669
24	Phillies	.299	998	1945	46	108	154	5,205	548	1,278	197	27	56	503	449	15	502	54		5,740	1,697	280	71			113	.246	.307	.326	.633
25	Phillies	.300	1,016	1938	45	105	151	5,192	550	1,318	233	29	40	503	423	12	507	38		5,713	1,729	302	86				.254	.312	.333	.645