which athletics pitcher has the best career win percentage with the first name dave

Dave Danforth has the highest career win percentage for the Philadelphia Athletics, at .800.

	NAME	W%	W	L	G	GS	ERA	SO	CG	SHO	SV	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	Dave Danforth D. Danforth	.800	4	1	17	2	3.83	29	1	0	1	54.0	55	23	32	1	29	3	13		230	0	4.83	4.83	1.00	0.17	12.6	12.6	1.56	.321	5.33	119	3.74	121	9.17	-4.2
2	Dave Smith D. Smith	.667	2	1	22	0	5.08	13	0	0	0	44.1	51	25	29	0	30	1	15		210	2	2.64	6.09	0.43	0.00	6.2	14.3	1.83	.307	5.89	105	4.30	93	10.35	1.7
3	Dave Stewart D. Stewart	.604	119	78	257	245	3.73	1,152	49	9	0	1717.1	1,608	712	784	152	655	42	2	11	7,305	79	6.04	3.43	1.76	0.80	15.8	9.0	1.32	.275	4.11	96	3.84	97	8.43	17.3
4	Dave Leiper D. Leiper	.600	6	4	136	0	4.01	75	0	0	3	132.1	125	59	66	14	60	5	28	6	577	6	5.10	4.08	1.25	0.95	13.0	10.4	1.40	.262	4.49	97	4.62	108	8.50	-4.5
5	Dave Wickersham D. Wickersham	.556	25	20	90	43	4.11	192	7	1	6	377.0	378	172	182	34	128	19	26	4	1,605	7	4.58	3.06	1.50	0.81	12.0	8.0	1.34	.279	4.34	104	3.85	96	9.02	6.7
6	Dave Beard D. Beard	.500	16	16	118	2	4.11	140	0	0	25	181.2	161	83	91	18	82	5	81	12	782	7	6.94	4.06	1.71	0.89	17.9	10.5	1.34	.266	4.51	107	3.90	98	7.98	1.8
7	Dave Giusti D. Giusti	.500	3	3	40	0	2.98	28	0	0	6	60.1	54	20	22	4	20	0	31	5	243	2	4.18	2.98	1.40	0.60	11.5	8.2	1.23	.262	3.28	77	3.66	90	8.06	2.7
8	Dave Hamilton D. Hamilton	.500	23	23	142	55	4.04	253	4	1	5	436.1	438	196	216	40	192	11	30	10	1,896	5	5.22	3.96	1.32	0.83	13.3	10.1	1.44	.284	4.46	115	3.99	110	9.03	-18.2
9	Dave Telgheder D. Telgheder	.364	8	14	44	35	5.26	103	1	1	0	200.1	245	117	125	31	67	5	5	2	897	8	4.63	3.01	1.54	1.39	11.5	7.5	1.56	.310	5.62	114	5.19	112	11.01	-12.5
10	Dave Keefe D. Keefe	.346	9	17	79	26	3.91	115	12	1	2	317.1	356	138	194	21	101	11	35		1,370	8	3.26	2.86	1.14	0.60	8.4	7.4	1.44	.299	5.50	93	4.12	101	10.10	-2.1
11	Dave Heaverlo D. Heaverlo	.320	8	17	137	0	3.58	113	0	0	19	221.1	245	88	99	18	86	7	84	28	985	1	4.59	3.50	1.31	0.73	11.5	8.7	1.50	.298	4.03	95	3.93	99	9.96	0.4