How many MLB teams have 4 homegrown starting pitchers in their rotation?

	NAME	G	W	L	W%	GS	ERA	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	H/9
1	Bill Donovan B. Donovan	314	174	125	.582	314	1.24	1,452	279	35	0	2705.1	2,372		1,045	28	923	71	0		56	4.83	3.07	1.57	0.09		8.7	1.22	.287	3.48	7.89
2	Jack Dunn J. Dunn	10	3	6	.333	10	4.95	9	8	0	0	72.2	91	40	60	2	31	3	0		0	1.11	3.84	0.29	0.25		10.2	1.68	.345	7.43	11.27
3	Gene McCann G. McCann	8	3	4	.429	8	2.86	19	6	0	0	63.0	65	20	42	1	25	4	0		1	2.71	3.57	0.76	0.14		10.6	1.43	.344	6.00	9.29
4	Kid Nichols K. Nichols	94	49	40	.551	94	1.17	336	89	8	0	821.0	767		340	13	196	21	0		20	3.68	2.15	1.71	0.14		5.8	1.17	.271	3.73	8.41
5	Jack Powell J. Powell	369	155	188	.452	369	1.38	1,231	294	33	0	2976.2	2,834		1,243	70	643	71	0		46	3.72	1.94	1.91	0.21		5.6	1.17	.290	3.76	8.57
6	Dummy Taylor D. Taylor	230	107	98	.522	230	0.89	716	154	21	0	1758.0	1,691		789	35	498	66	0		45	3.67	2.55	1.44	0.18		7.1	1.25	.290	4.04	8.66
7	Happy Townsend H. Townsend	125	34	79	.301	125	2.68	427	107	5	0	1007.1	1,019		557	21	365	48	0		44	3.82	3.26	1.17	0.19		9.2	1.37	.323	4.98	9.10
8	Jack Taylor J. Taylor	217	113	99	.533	217	0.70	513	210	17	0	1926.2	1,803		808	31	414	61	0		26	2.40	1.93	1.24	0.14		5.3	1.15	.258	3.77	8.42
9	Noodles Hahn N. Hahn	160	89	66	.574	160	1.15	652	151	17	0	1382.1	1,297		525	20	220	33	0		21	4.24	1.43	2.96	0.13		4.0	1.10	.280	3.42	8.44
10	Tom Hughes T. Hughes	310	116	160	.420	310	1.52	1,230	224	25	0	2366.2	2,371		1,184	50	777	91	0		73	4.68	2.95	1.58	0.19		8.3	1.33	.322	4.50	9.02
11	Cowboy Jones C. Jones	9	3	6	.333	9	4.74	22	7	0	0	68.1	89	36	49	3	21	3	0		0	2.90	2.77	1.05	0.40		8.1	1.61	.411	6.45	11.72
12	Sam Leever S. Leever	228	142	59	.706	228	0.57	554	179	32	0	1786.2	1,627		634	19	358	58	0		21	2.79	1.80	1.55	0.10		5.0	1.11	.263	3.19	8.20
13	Jock Menefee J. Menefee	58	26	31	.456	58	2.35	146	52	5	0	491.0	530		257	8	88	18	0		8	2.68	1.61	1.66	0.15		4.4	1.26	.298	4.71	9.71
14	Willie Sudhoff W. Sudhoff	145	59	72	.450	145	2.44	350	118	8	0	1159.1	1,119		557	30	323	61	0		17	2.72	2.51	1.08	0.23		7.4	1.24	.303	4.32	8.69
15	Frank Kitson F. Kitson	170	76	80	.487	170	1.98	537	143	14	0	1386.2	1,450		636	30	308	46	0		16	3.49	2.00	1.74	0.19		5.9	1.27	.331	4.13	9.41
16	Doc White D. White	364	173	151	.534	364	0.99	1,305	262	45	0	2828.2	2,551		1,029	31	630	114	0		55	4.15	2.00	2.07	0.10		5.9	1.12	.290	3.27	8.12
17	Jack Harper J. Harper	142	77	55	.583	142	1.65	433	110	10	0	1135.0	1,090		582	19	394	54	0		49	3.43	3.12	1.10	0.15		8.8	1.31	.299	4.61	8.64
18	Al Orth A. Orth	254	117	123	.488	254	1.84	656	205	23	0	2036.2	2,029		951	47	353	45	0		31	2.90	1.56	1.86	0.21		4.6	1.17	.302	4.20	8.97
19	Rube Waddell R. Waddell	308	155	125	.554	308	1.10	1,997	235	47	0	2468.0	2,062		871	28	682	89	0		66	7.28	2.49	2.93	0.10		7.5	1.11	.324	3.18	7.52
20	Vic Willis V. Willis	366	177	165	.518	366	0.54	1,294	302	42	0	3000.0	2,713		1,158	43	820	83	0		66	3.88	2.46	1.58	0.13		6.8	1.18	.271	3.47	8.14
21	Bill Hoffer B. Hoffer	10	3	7	.300	10	4.77	12	10	0	0	83.0	96	44	67	1	29	0	0	381	1	1.30	3.14	0.41	0.11	3.1	7.6	1.51	.280	7.27	10.41
22	Roy Patterson R. Patterson	152	75	67	.528	152	2.27	394	119	16	0	1230.0	1,188		511	20	247	36	0		21	2.88	1.81	1.60	0.15		5.6	1.17	.316	3.74	8.69
23	Deacon Phillippe D. Phillippe	218	126	77	.621	218	0.67	699	181	24	1	1785.0	1,716		680	22	223	43	0		29	3.52	1.12	3.13	0.11		3.2	1.09	.279	3.43	8.65
24	Bill Phillips B. Phillips	82	37	42	.468	82	3.04	229	70	2	0	652.0	753		385	10	152	27	0		10	3.16	2.10	1.51	0.14		5.7	1.39	.331	5.31	10.39
25	Pink Hawley P. Hawley	23	7	14	.333	23	4.12	45	17	0	0	172.2	205	79	119	3	38	8	0		3	2.35	1.98	1.18	0.16		6.0	1.41	.375	6.20	10.69