what is the astros worst run differential in a season

The Houston Astros had their lowest run differential in a season in 2013, with a differential of -238 runs.

	TEAM	DIFF	SEASON	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	Astros	-238	2013	162	.315	51	111	5,457	610	1,307	266	16	148	566	426	52	1,535	110	61	6,019	2,049	430	46	38	17	110	.240	.299	.375	.674
2	Astros	-211	2012	162	.340	55	107	5,407	583	1,276	238	28	146	545	463	58	1,365	105	46	6,012	2,008	412	54	30	19	114	.236	.302	.371	.673
3	Astros	-181	2011	162	.346	56	106	5,598	615	1,442	309	28	95	579	401	46	1,164	118	33	6,148	2,092	432	66	37	34	111	.258	.311	.374	.684
4	Colt .45's	-176	1963	162	.407	66	96	5,384	464	1,184	170	39	62	420	456	30	938	39	30	5,983	1,618	271	86	27	39	119	.220	.283	.301	.584
5	Astros	-142	1965	162	.401	65	97	5,483	569	1,299	188	42	97	523	502	46	877	90	37	6,122	1,862	327	57	34	46	125	.237	.305	.340	.644
6	Colt .45's	-133	1964	162	.407	66	96	5,303	495	1,214	162	41	70	452	381	49	872	40	48	5,859	1,668	273	87	39	44	113	.229	.285	.315	.599
7	Astros	-127	2009	162	.457	74	88	5,436	643	1,415	270	32	142	616	448	43	990	113	44	6,038	2,175	444	66	45	37	153	.260	.319	.400	.719
8	Colt .45's	-125	1962	162	.400	64	96	5,558	592	1,370	170	47	105	549	493	38	806	42	30	6,198	1,949	322	75	34	37	132	.246	.310	.351	.661
9	Astros	-118	2010	162	.469	76	86	5,452	611	1,348	252	25	108	577	415	33	1,025	100	36	6,004	1,974	385	75	29	27	130	.247	.303	.362	.665
10	Astros	-116	1967	162	.426	69	93	5,506	626	1,372	259	46	93	581	537	26	934	88	38	6,177	2,002	398	65	43	88	123	.249	.317	.364	.680
11	Astros	-112	1991	162	.401	65	97	5,504	605	1,345	240	43	79	570	502	35	1,027	125	68	6,147	1,908	362	63	43	45	87	.244	.309	.347	.656
12	Astros	-94	2014	162	.432	70	92	5,447	629	1,317	240	19	163	596	495	55	1,442	122	37	6,055	2,084	422	22	36	27	122	.242	.309	.383	.692
13	Astros	-90	2007	162	.451	73	89	5,605	723	1,457	293	30	167	700	547	55	1,043	65	33	6,324	2,311	490	77	40	40	142	.260	.330	.412	.742
14	Astros	-83	1990	162	.463	75	87	5,379	573	1,301	209	32	94	536	548	28	997	179	83	6,075	1,856	335	79	41	64	107	.242	.313	.345	.658
15	Astros	-83	1966	163	.444	72	90	5,511	612	1,405	203	35	112	570	491	34	885	90	47	6,170	2,014	350	97	37	61	128	.255	.318	.365	.683
16	Astros	-78	1968	162	.444	72	90	5,336	510	1,233	205	28	66	473	479	48	988	44	51	5,994	1,692	299	97	34	81	115	.231	.298	.317	.616
17	Astros	-60	1992	162	.500	81	81	5,480	608	1,350	255	38	96	582	506	48	1,025	139	54	6,162	1,969	389	88	40	65	97	.246	.313	.359	.673
18	Astros	-51	1982	162	.475	77	85	5,440	569	1,342	236	48	74	533	435	19	830	140	61	6,008	1,896	358	68	46	67	104	.247	.302	.349	.651
19	Astros	-47	1975	162	.398	64	97	5,515	664	1,401	218	54	84	606	523	32	762	133	62	6,211	1,979	356	97	44	66	118	.254	.320	.359	.679
20	Astros	-39	1996	162	.506	82	80	5,508	753	1,445	297	29	129	703	554	84	1,057	180	63	6,269	2,187	455	68	55	64	115	.262	.336	.397	.733
21	Astros	-32	1976	162	.494	80	82	5,464	625	1,401	195	50	66	571	530	21	719	150	57	6,111	1,894	311	57	39	54	127	.256	.322	.347	.669
22	Astros	-31	2008	161	.534	86	75	5,451	712	1,432	284	22	167	684	449	52	1,051	114	52	6,050	2,261	473	57	41	42	116	.263	.323	.415	.737
23	Astros	-30	1987	162	.469	76	86	5,485	648	1,386	238	28	122	603	526	24	936	162	46	6,143	2,046	388	58	50	52	115	.253	.318	.373	.691
24	Astros	-29	1978	162	.457	74	88	5,458	605	1,408	231	45	70	557	434	22	743	178	59	6,034	1,939	346	76	44	67	134	.258	.313	.355	.668
25	Astros	-22	1989	162	.531	86	76	5,516	647	1,316	239	28	97	598	530	27	860	144	62	6,200	1,902	364	83	44	62	80	.239	.306	.345	.651