best era pitchers before all star game, min 100 gs

Jacob deGrom has the lowest career ERA when starting 100+ games before the All-Star Game, with an ERA of 2.48.

	NAME	ERA	GS	G	W	L	W%	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	H/9
1	Jacob deGrom J. deGrom	2.48	138	138	53	33	.616	996	2	1	0	859.1	654	237	254	82	203	18	0	10	3,386	15	10.43	2.13	4.91	0.86	29.4	6.0	1.00	.274	2.66	6.85
2	Sandy Koufax S. Koufax	2.53	167	210	100	39	.719	1,312	79	24	5	1275.0	940	359	415	93	437	9	20	22	5,165	44	9.26	3.08	3.00	0.66	25.4	8.5	1.08	.256	2.93	6.64
3	Clayton Kershaw C. Kershaw	2.67	252	252	121	58	.676	1,766	15	10	0	1618.2	1,241	480	513	139	409	26	0	14	6,394	55	9.82	2.27	4.32	0.77	27.6	6.4	1.02	.272	2.85	6.90
4	Harry Brecheen H. Brecheen	2.77	104	137	54	43	.557	386	53	12	4	817.1	748	252	304	47	223	17	22		3,378	12	4.25	2.46	1.73	0.52	11.4	6.6	1.19	.259	3.35	8.24
5	Whitey Ford W. Ford	2.78	227	249	121	58	.676	963	85	28	4	1625.2	1,418	503	574	119	528	17	13		6,661	33	5.33	2.92	1.82	0.66	14.5	7.9	1.20	.258	3.18	7.85
6	Pedro Martinez P. Martinez	2.81	226	262	123	44	.737	1,791	23	8	2	1581.1	1,198	493	542	130	416	81	8	21	6,331	34	10.19	2.37	4.31	0.74	28.3	6.6	1.02	.273	3.08	6.82
7	Juan Marichal J. Marichal	2.83	254	262	137	75	.646	1,242	137	33	0	1961.2	1,755	616	736	177	425	25	5	41	7,971	22	5.70	1.95	2.92	0.81	15.6	5.3	1.11	.259	3.38	8.05
8	Chris Sale C. Sale	2.87	183	217	95	44	.683	1,498	11	3	2	1226.0	945	391	417	111	278	69	10	3	4,883	28	11.00	2.04	5.39	0.81	30.7	5.7	1.00	.285	3.06	6.94
9	Jim Palmer J. Palmer	2.90	287	308	144	86	.626	1,213	116	27	3	2158.1	1,827	696	782	164	768	24	9	20	8,858	51	5.06	3.20	1.58	0.68	13.7	8.7	1.20	.249	3.26	7.62
10	Hal Newhouser H. Newhouser	2.91	173	239	103	66	.609	861	98	14	15	1438.1	1,236	465	554	70	591	15	46	1	6,020	29	5.39	3.70	1.46	0.44	14.3	9.8	1.27	.260	3.47	7.73
11	Carl Hubbell C. Hubbell	2.93	139	174	81	49	.623	575	80	14	11	1150.0	1,132	374	421	77	217	12	25		4,736	17	4.50	1.70	2.65	0.60	12.1	4.6	1.17	.274	3.29	8.86
12	Mel Stottlemyre M. Stottlemyre	2.95	200	200	93	78	.544	715	84	26	0	1502.2	1,340	492	554	104	468	25	0	37	6,161	28	4.28	2.80	1.53	0.62	11.6	7.6	1.20	.255	3.32	8.03
13	Tom Seaver T. Seaver	2.98	360	368	171	116	.596	1,983	130	30	1	2637.2	2,213	873	958	232	772	45	5	65	10,717	64	6.77	2.63	2.57	0.79	18.5	7.2	1.13	.258	3.27	7.55
14	Sonny Siebert S. Siebert	2.98	182	213	90	62	.592	868	44	16	4	1265.2	1,122	419	509	117	401	31	14	31	5,241	30	6.17	2.85	2.16	0.83	16.6	7.7	1.20	.263	3.62	7.98
15	Gary Nolan G. Nolan	2.99	134	136	63	34	.649	562	29	11	0	914.1	807	304	334	84	229	6	1	22	3,724	9	5.53	2.25	2.45	0.83	15.1	6.1	1.13	.254	3.29	7.94
16	Andy Messersmith A. Messersmith	3.00	184	204	74	59	.556	983	56	16	6	1353.1	1,076	451	522	112	504	27	14	26	5,573	47	6.54	3.35	1.95	0.74	17.6	9.0	1.17	.244	3.47	7.16
17	Sam McDowell S. McDowell	3.03	191	246	86	70	.551	1,407	62	16	8	1400.1	1,059	472	541	89	765	35	24	37	5,954	73	9.04	4.92	1.84	0.57	23.6	12.8	1.30	.265	3.48	6.81
18	Claude Osteen C. Osteen	3.04	271	296	114	100	.533	915	81	25	0	1951.0	1,914	658	752	147	529	29	12	53	8,107	35	4.22	2.44	1.73	0.68	11.3	6.5	1.25	.272	3.47	8.83
19	Don Drysdale D. Drysdale	3.07	250	276	110	97	.531	1,368	95	22	4	1833.0	1,624	626	703	150	469	92	17	58	7,538	43	6.72	2.30	2.92	0.74	18.1	6.2	1.14	.270	3.45	7.97
20	Bob Gibson B. Gibson	3.08	269	289	130	101	.563	1,701	141	30	0	2127.2	1,796	729	806	155	713	56	9	66	8,801	60	7.20	3.02	2.39	0.66	19.3	8.1	1.18	.266	3.41	7.60
21	John Tudor J. Tudor	3.10	134	138	47	42	.528	445	24	8	0	913.1	829	315	352	79	245	19	1	23	3,741	10	4.39	2.41	1.82	0.78	11.9	6.5	1.18	.254	3.47	8.17
22	Gerrit Cole G. Cole	3.11	169	169	84	37	.694	1,158	3	3	0	1033.1	871	357	383	118	283	34	0	1	4,185	34	10.09	2.46	4.09	1.03	27.7	6.8	1.12	.291	3.34	7.59
23	Dizzy Dean D. Dean	3.12	102	139	70	31	.693	496	69	11	14	871.1	870	302	355	46	184	17	32		3,640	6	5.12	1.90	2.70	0.48	13.6	5.1	1.21	.284	3.67	8.99
24	Johnny Cueto J. Cueto	3.14	200	201	90	58	.608	1,066	13	6	0	1283.2	1,113	448	487	134	346	61	0	12	5,237	20	7.47	2.43	3.08	0.94	20.4	6.6	1.14	.270	3.41	7.80
25	Roger Clemens R. Clemens	3.15	382	383	188	99	.655	2,549	58	22	0	2666.1	2,245	932	1,033	210	850	84	0	31	10,972	75	8.60	2.87	3.00	0.71	23.2	7.7	1.16	.280	3.49	7.58