who had 20+ wins in a season for the astros

Larry Dierker got the win 20 times for the Astros in 1969.

	NAME	W	SEASON	TM	L	W%	G	GS	ERA	SO	CG	SHO	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	ERA-	FIP	FIP-	H/9	PRAA
1	Larry Dierker L. Dierker	20	1969	HOU	13	.606	39	37	2.33	232	20	4	305.1	240	79	97	18	72	1	0	6	1,207	9	6.84	2.12	3.22	0.53	19.2	6.0	1.02	.251	2.86	67	2.47	74	7.07	30.1
2	J.R. Richard	20	1976	HOU	15	.571	39	39	2.75	214	14	3	291.0	221	89	105	14	151	4	0	4	1,218	13	6.62	4.67	1.42	0.43	17.6	12.4	1.28	.248	3.25	84	3.38	101	6.84	-1.8
3	Joe Niekro J. Niekro	21	1979	HOU	11	.656	38	38	3.00	119	11	5	263.2	221	88	102	17	107	7	0	1	1,095	19	4.06	3.65	1.11	0.58	10.9	9.8	1.24	.241	3.48	87	3.95	112	7.54	-13.7
4	Joe Niekro J. Niekro	20	1980	HOU	12	.625	37	36	3.55	127	11	2	256.0	268	101	119	12	79	4	1	3	1,096	12	4.46	2.78	1.61	0.42	11.6	7.2	1.36	.293	4.18	105	3.33	96	9.42	3.3
5	Mike Scott M. Scott	20	1989	HOU	10	.667	33	32	3.10	172	9	2	229.0	180	79	87	23	62	3	1	12	924	7	6.76	2.44	2.77	0.90	18.6	6.7	1.06	.236	3.42	93	3.41	101	7.07	-1.5
6	Mike Hampton M. Hampton	22	1999	HOU	4	.846	34	34	2.90	177	3	2	239.0	206	77	86	12	101	5	0	2	979	9	6.67	3.80	1.75	0.45	18.1	10.3	1.28	.284	3.24	68	3.63	84	7.76	19.4
7	Jose Lima J. Lima	21	1999	HOU	10	.677	35	35	3.58	187	3	0	246.1	256	98	108	30	44	2	0	2	1,024	8	6.83	1.61	4.25	1.10	18.3	4.3	1.22	.297	3.95	84	3.75	86	9.35	16.4
8	Roy Oswalt R. Oswalt	20	2004	HOU	10	.667	36	35	3.49	206	2	2	237.0	233	92	100	17	62	11	0	5	983	5	7.82	2.35	3.32	0.65	21.0	6.3	1.24	.314	3.80	80	3.16	71	8.85	33.6
9	Roy Oswalt R. Oswalt	20	2005	HOU	12	.625	35	35	2.94	184	4	1	241.2	243	79	85	18	48	8	0	3	1,002	5	6.85	1.79	3.83	0.67	18.4	4.8	1.20	.302	3.17	70	3.15	73	9.05	30.4
10	Dallas Keuchel D. Keuchel	20	2015	HOU	8	.714	33	33	2.48	216	3	2	232.0	185	64	68	17	51	2	0	0	911	9	8.38	1.98	4.24	0.66	23.7	5.6	1.02	.269	2.64	64	2.90	73	7.18	28.3
11	Gerrit Cole G. Cole	20	2019	HOU	5	.800	33	33	2.50	326	0	0	212.1	142	59	66	29	48	3	0	0	817	4	13.82	2.03	6.79	1.23	39.9	5.9	0.89	.275	2.80	55	2.63	58	6.02	45
12	Justin Verlander J. Verlander	21	2019	HOU	6	.778	34	34	2.58	300	2	1	223.0	137	64	66	36	42	6	0	0	847	4	12.11	1.70	7.14	1.45	35.4	5.0	0.80	.218	2.66	57	3.26	72	5.53	31.5