The Washington Nationals had the worst record by a team with 162+ games played, with a record of 163-337.

Interpreted as:

MLB teams worst record in 162 or more games

	TEAM	REC	G	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	Nationals	163-337	514	.326	163	337	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
2	Ruby Legs	90-159	252	.361	90	159	9,101	1,201	2,169	352	140	31		315					9,416	2,894	523					.238		.318
3	Cowboys	98-171	271	.364	98	171	9,535	1,431	2,256	304	137	37	1,052	718	123		729		10,376	2,945	478					.237	.298	.309	.607
4	Senators	454-788	1,265	.366	454	788	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
5	Reds	125-217	348	.365	125	217	12,768	1,643	3,191	408	157	30		318					13,086	4,003	595					.250		.314
6	Hoosiers	146-249	398	.370	146	249	13,870	2,050	3,536	570	138	129	1,577	913	131		936		14,914	4,769	837					.255	.307	.344	.651
7	Trojans	134-191	330	.412	134	191	11,951	1,542	2,929	456	151	26		414					12,365	3,765	633					.245		.315
8	Terrapins	131-177	314	.425	131	177	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
9	Colonels	993-1320	2,355	.429	993	1,320	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
10	Orioles	403-519	944	.437	403	519	32,654	4,964	7,699	1,083	504	136	2,635	2,289	208		1,451		35,293	10,198	1,723					.236	.293	.312	.605
11	Orioles	118-153	276	.435	118	153	9,349	1,476	2,666	381	218	57	1,231	786	106	797	396		10,459	3,654	656	218				.285	.347	.391	.738
12	Blues	242-299	549	.447	242	299	19,506	2,437	4,690	836	247	62		676					20,182	6,206	1,145					.240		.318
13	Rockies	2343-2773	5,116	.458	2,343	2,773	175,682	25,247	47,414	9,363	1,322	5,776	24,009	16,101	1,597	38,185	3,085	1,381	196,753	76,749	16,461	2,008	1,365	1,209	3,905	.270	.334	.437	.771
14	Marlins	2347-2760	5,107	.460	2,347	2,760	173,611	21,500	44,236	8,416	991	4,651	20,388	15,689	1,843	38,649	3,286	1,306	194,159	68,587	14,058	1,724	1,292	1,205	3,832	.255	.321	.395	.716
15	Metropolitans	270-309	592	.466	270	309	20,781	3,140	5,100	690	317	88	1,336	1,331	50		425		22,265	6,688	1,095					.245	.296	.322	.618
16	Padres	4179-4761	8,942	.467	4,179	4,761	302,251	36,229	75,352	13,332	1,766	7,301	34,071	28,780	2,138	59,821	6,033	2,611	339,155	114,119	22,399	3,724	2,262	2,695	6,532	.249	.317	.378	.694
17	Spiders	827-938	1,802	.469	827	938	63,232	10,057	17,006	2,308	961	292	8,238	5,871	580	3,144	2,800		70,233	22,112	3,561	550				.269	.337	.350	.686
18	Phillies	10262-11367	21,744	.474	10,262	11,367	743,996	96,551	193,721	33,493	6,684	14,244	86,764	67,898	5,433	105,730	15,002	2,923	832,274	283,314	54,421	11,922	3,025	3,743	9,888	.260	.326	.381	.706
19	Orioles	9163-10136	19,409	.475	9,163	10,136	659,270	83,809	170,096	29,413	4,915	14,490	77,492	63,419	4,499	98,764	10,589	2,794	740,835	252,809	48,818	10,533	3,114	2,582	10,873	.258	.326	.383	.709
20	Rangers	4866-5351	10,223	.476	4,866	5,351	349,008	46,003	89,982	16,045	1,896	10,250	43,468	33,056	2,723	65,593	5,995	2,856	390,600	140,569	28,191	2,966	2,847	2,259	7,822	.258	.324	.403	.727
21	Royals	4255-4673	8,930	.477	4,255	4,673	305,413	39,001	80,175	15,001	2,296	7,045	36,815	26,104	2,481	52,458	7,121	2,913	339,054	120,903	24,342	2,379	2,677	1,873	6,807	.263	.323	.396	.719
22	Mariners	3650-3995	7,647	.477	3,650	3,995	260,899	33,969	67,044	12,495	1,261	7,801	32,274	24,717	2,379	50,160	5,061	2,180	292,037	105,464	21,557	1,954	2,088	1,677	5,713	.257	.325	.404	.729
23	Tip-Tops	147-159	310	.480	147	159	10,256	1,309	2,750	430	160	78	1,134	877	92	1,223	469		11,516	3,734	668	291				.268	.331	.364	.695
24	Nationals	4303-4627	8,934	.482	4,303	4,627	302,176	37,437	76,665	14,792	1,796	7,649	35,193	28,394	2,643	57,530	6,581	2,792	339,396	117,996	24,237	3,886	2,297	2,890	6,534	.254	.321	.390	.711
25	Twins	9306-10004	19,419	.482	9,306	10,004	662,420	85,380	173,686	29,828	6,336	12,083	78,615	62,498	5,188	94,876	12,036	3,088	743,472	252,435	48,247	10,191	3,175	2,665	11,001	.262	.329	.381	.710