pitcher with best career era with toronto blue jays pitching at least 400 innings

Roger Clemens has the best career ERA for the Blue Jays when pitching at least 400 innings, with an ERA of 2.33.

	NAME	ERA	IP	G	W	L	W%	GS	SO	CG	SHO	SV	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	Roger Clemens R. Clemens	2.33	498.2	67	41	13	.759	67	563	14	6	0	373	129	143	20	156	19	0	1	2,005	10	10.16	2.82	3.61	0.36	28.1	7.8	1.06	.283	2.58	51	2.43	54	6.73	115.5
2	Tom Henke T. Henke	2.48	563.0	446	29	29	.500	0	644	0	0	217	411	155	171	48	166	6	386	22	2,242	21	10.29	2.65	3.88	0.77	28.7	7.4	1.02	.263	2.73	60	2.52	62	6.57	97.2
3	Mark Eichhorn M. Eichhorn	3.03	493.0	279	29	19	.604	7	372	0	0	15	445	166	180	33	167	24	105	39	2,069	19	6.79	3.05	2.23	0.60	18.0	8.1	1.24	.280	3.29	71	3.34	79	8.12	47.2
4	Scott Downs S. Downs	3.13	407.2	347	20	18	.526	18	341	0	0	16	360	142	154	34	142	18	78	20	1,704	17	7.53	3.13	2.40	0.75	20.0	8.3	1.23	.279	3.40	71	3.69	84	7.95	32.5
5	Duane Ward D. Ward	3.18	650.2	452	32	36	.471	2	671	0	0	121	529	230	255	30	278	17	266	39	2,710	51	9.28	3.85	2.41	0.41	24.8	10.3	1.24	.291	3.53	78	2.71	67	7.32	95.3
6	Alek Manoah A. Manoah	3.34	420.0	75	29	20	.592	75	412	0	0	0	331	156	176	48	158	44	0	1	1,763	9	8.83	3.39	2.61	1.03	23.4	9.0	1.16	.257	3.77	81	4.12	99	7.09	0.5
7	Dave Stieb D. Stieb	3.42	2873.0	439	175	134	.566	408	1,658	103	30	3	2,545	1,091	1,208	224	1,020	129	14	36	11,965	51	5.19	3.20	1.63	0.70	13.9	8.5	1.24	.260	3.78	82	3.81	93	7.97	87.3
8	Jimmy Key J. Key	3.42	1695.2	317	116	81	.589	250	944	28	10	10	1,624	645	710	165	404	24	24	25	6,983	31	5.01	2.14	2.34	0.88	13.5	5.8	1.20	.268	3.77	83	3.69	90	8.62	75.9
9	Roy Halladay R. Halladay	3.43	2046.2	313	148	76	.661	287	1,495	49	15	1	1,997	780	870	172	455	56	6	22	8,433	43	6.57	2.00	3.29	0.76	17.7	5.4	1.20	.292	3.83	74	3.46	76	8.78	235.2
10	Kevin Gausman K. Gausman	3.48	733.2	125	48	41	.539	125	793	3	2	0	671	284	309	75	189	9	0	2	3,019	9	9.73	2.32	4.20	0.92	26.3	6.3	1.17	.305	3.79	87	3.14	76	8.23	81.3
11	Casey Janssen C. Janssen	3.52	493.0	389	29	24	.547	22	368	0	0	90	480	193	209	47	121	24	187	10	2,061	15	6.72	2.21	3.04	0.86	17.9	5.9	1.22	.288	3.82	82	3.74	87	8.76	28.9
12	Doyle Alexander D. Alexander	3.56	750.0	106	46	26	.639	103	392	25	3	0	752	297	315	81	172	14	2	3	3,103	16	4.70	2.06	2.28	0.97	12.6	5.5	1.23	.275	3.78	85	3.83	94	9.02	20.4
13	Paul Quantrill P. Quantrill	3.67	517.2	386	30	34	.469	20	334	0	0	15	602	211	234	55	144	18	125	21	2,247	4	5.81	2.50	2.32	0.96	14.9	6.4	1.44	.323	4.07	76	4.15	88	10.47	30.5
14	Jason Frasor J. Frasor	3.73	504.2	505	25	29	.463	0	479	0	0	36	445	209	220	45	216	20	169	22	2,144	30	8.54	3.85	2.22	0.80	22.3	10.1	1.31	.289	3.92	84	3.75	85	7.94	35.8
15	Marcus Stroman M. Stroman	3.76	789.2	135	47	45	.511	129	635	3	1	1	788	330	365	70	221	16	1	2	3,288	30	7.24	2.52	2.87	0.80	19.3	6.7	1.28	.306	4.16	89	3.60	84	8.98	59.4
16	Mark Buehrle M. Buehrle	3.78	604.1	97	40	28	.588	97	349	5	2	0	665	254	283	61	130	20	0	7	2,560	4	5.20	1.94	2.68	0.91	13.6	5.1	1.32	.302	4.21	94	4.00	101	9.90	-2.1
17	Shaun Marcum S. Marcum	3.85	592.0	120	37	25	.597	95	479	1	0	1	549	253	264	86	184	23	12	9	2,479	8	7.28	2.80	2.60	1.31	19.3	7.4	1.24	.271	4.01	88	4.45	102	8.35	-5.4
18	John Cerutti J. Cerutti	3.87	772.1	191	46	37	.554	108	369	7	2	2	800	332	378	110	254	16	23	18	3,279	30	4.30	2.96	1.45	1.28	11.3	7.7	1.36	.273	4.40	94	4.73	116	9.32	-56.4
19	J.A. Happ	3.88	745.1	135	59	41	.590	127	691	0	0	0	698	321	350	91	254	15	5	2	3,155	16	8.34	3.07	2.72	1.10	21.9	8.1	1.28	.288	4.23	93	3.94	95	8.43	18.2
20	Tom Underwood T. Underwood	3.88	424.2	64	15	30	.333	62	266	19	2	0	414	183	218	46	182	11	0	7	1,827	18	5.64	3.86	1.46	0.97	14.6	10.0	1.40	.278	4.62	94	4.17	102	8.77	-3.5
21	Chris Bassitt C. Bassitt	3.89	541.1	96	37	31	.544	95	520	2	1	0	530	234	259	68	181	41	0	4	2,320	10	8.65	3.01	2.87	1.13	22.4	7.8	1.31	.306	4.31	95	4.13	99	8.81	3.6
22	Mike Flanagan M. Flanagan	3.94	452.1	76	26	27	.491	76	194	3	2	0	480	198	217	39	150	11	0	4	1,945	9	3.86	2.98	1.29	0.78	10.0	7.7	1.39	.284	4.32	99	4.10	104	9.55	-7.3
23	A.J. Burnett	3.94	522.2	81	38	26	.594	80	525	5	1	0	480	229	250	56	191	29	1	7	2,225	22	9.04	3.29	2.75	0.96	23.6	8.6	1.28	.298	4.30	88	3.81	86	8.27	37.1
24	Aaron Sanchez A. Sanchez	3.96	571.0	146	32	33	.492	92	458	0	0	3	528	251	277	57	253	27	10	6	2,456	26	7.22	3.99	1.81	0.90	18.6	10.3	1.37	.284	4.37	92	4.32	101	8.32	-2
25	R.A. Dickey	4.05	824.1	131	49	52	.485	130	602	6	1	0	762	371	408	114	269	41	1	3	3,469	26	6.57	2.94	2.24	1.24	17.4	7.8	1.25	.265	4.45	100	4.57	114	8.32	-49.7