lowest world series era with a minimum of 30 innings pitched

Madison Bumgarner has the best career ERA in the World Series when pitching at least 30 innings, with an ERA of 0.25.

Interpreted as:

lowest world series era by a player with a minimum of 30 innings pitched

	NAME	ERA	IP	SERIES	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	H/9
1	Madison Bumgarner M. Bumgarner	0.25	36.0	World Series	5	4	0	1.000	4	31	1	1	1	14	1	1	1	5	2	1	0	124	0	7.75	1.25	6.20	0.25	25.0	4.0	0.53	.153	0.25	3.50
2	Harry Brecheen H. Brecheen	0.83	32.2	World Series	7	4	1	.800	3	18	3	1	0	28	3	3	0	12	0	4	3	129	0	4.96	3.31	1.50	0.00	14.0	9.3	1.22	.283	0.83	7.71
3	Babe Ruth B. Ruth	0.87	31.0	World Series	3	3	0	1.000	3	8	2	1	0	19	3	3	1	10	1	0	0	116	1	2.32	2.90	0.80	0.29	6.9	8.6	0.94	.188	0.87	5.52
4	Sherry Smith S. Smith	0.89	30.1	World Series	3	1	2	.333	3	5	3	0	0	17	3	4	0	9	0	0	1	110	0	1.48	2.67	0.56	0.00	4.5	8.2	0.86	.177	1.19	5.04
5	Sandy Koufax S. Koufax	0.95	57.0	World Series	8	4	3	.571	7	61	4	2	0	36	6	10	2	11	0	0	1	213	0	9.63	1.74	5.55	0.32	28.6	5.2	0.82	.245	1.58	5.68
6	Christy Mathewson C. Mathewson	0.97	101.2	World Series	11	5	5	.500	11	48	10	4	0	75	11	22	1	10	1	0	3	391	1	4.25	0.89	4.80	0.09	12.3	2.6	0.84	.224	1.95	6.64
7	Mariano Rivera M. Rivera	0.99	36.1	World Series	24	2	1	.667	0	32	0	0	11	27	4	5	1	8	2	19	1	144	0	7.93	1.98	4.00	0.25	22.2	5.6	0.96	.257	1.24	6.69
8	Monte Pearson M. Pearson	1.01	35.2	World Series	4	4	0	1.000	4	28	3	1	0	19	4	5	1	7	0	0	0	133	0	7.07	1.77	4.00	0.25	21.1	5.3	0.73	.186	1.26	4.79
9	Eddie Plank E. Plank	1.32	54.2	World Series	7	2	5	.286	6	32	6	0	0	37	8	11	0	11	4	1	1	215	1	5.27	1.81	2.91	0.00	14.9	5.1	0.88	.220	1.81	6.09
10	Rollie Fingers R. Fingers	1.35	33.1	World Series	16	2	2	.500	0	25	0	0	6	25	5	9	2	10	3	10	3	135	1	6.75	2.70	2.50	0.54	18.5	7.4	1.05	.242	2.43	6.75
11	Bill Hallahan B. Hallahan	1.36	39.2	World Series	7	3	1	.750	5	27	3	2	1	29	6	6	0	23	1	1	1	172	1	6.13	5.22	1.17	0.00	15.7	13.4	1.31	.240	1.36	6.58
12	Orval Overall O. Overall	1.58	51.1	World Series	8	3	1	.750	5	35	3	1	0	37	9	11	0	15	1	2	0	203	2	6.14	2.63	2.33	0.00	17.2	7.4	1.01	.243	1.93	6.49
13	George Earnshaw G. Earnshaw	1.58	62.2	World Series	8	4	3	.571	8	56	5	1	0	39	11	14	2	17	0	0	1	245	1	8.04	2.44	3.29	0.29	22.9	6.9	0.89	.218	2.01	5.60
14	Spud Chandler S. Chandler	1.62	33.1	World Series	6	2	2	.500	4	16	2	1	1	28	6	8	0	9	0	1	0	133	0	4.32	2.43	1.78	0.00	12.0	6.8	1.11	.259	2.16	7.56
15	Jesse Haines J. Haines	1.67	32.1	World Series	6	3	1	.750	4	12	2	1	0	24	6	9	3	16	0	1	1	133	1	3.34	4.45	0.75	0.84	9.0	12.0	1.24	.206	2.51	6.68
16	Ron Guidry R. Guidry	1.69	32.0	World Series	4	3	1	.750	4	26	2	0	0	20	6	6	4	14	0	0	0	125	0	7.31	3.94	1.86	1.13	20.8	11.2	1.06	.198	1.69	5.63
17	Max Lanier M. Lanier	1.71	31.2	World Series	7	2	1	.667	4	25	0	0	0	24	6	10	1	12	0	2	1	132	2	7.11	3.41	2.08	0.28	18.9	9.1	1.14	.245	2.84	6.82
18	Stan Coveleski S. Coveleski	1.74	41.1	World Series	5	3	2	.600	5	11	4	1	0	31	8	9	2	7	0	0	0	162	0	2.40	1.52	1.57	0.44	6.8	4.3	0.92	.204	1.96	6.75
19	Lefty Grove L. Grove	1.75	51.1	World Series	8	4	2	.667	5	36	4	0	2	46	10	12	0	6	0	3	0	205	0	6.31	1.05	6.00	0.00	17.6	2.9	1.01	.282	2.10	8.06
20	Jon Lester J. Lester	1.77	35.2	World Series	6	4	1	.800	5	34	0	0	0	25	7	8	3	8	1	0	0	137	1	8.58	2.02	4.25	0.76	24.8	5.8	0.93	.242	2.02	6.31
21	Carl Hubbell C. Hubbell	1.79	50.1	World Series	6	4	2	.667	6	32	4	0	0	40	10	18	3	12	1	0	2	204	1	5.72	2.15	2.67	0.54	15.7	5.9	1.03	.237	3.22	7.15
22	Ernie Shore E. Shore	1.82	34.2	World Series	4	3	1	.750	4	15	3	0	0	24	7	10	0	12	1	0	0	137	0	3.89	3.12	1.25	0.00	10.9	8.8	1.04	.220	2.60	6.23
23	Waite Hoyt W. Hoyt	1.83	83.2	World Series	12	6	4	.600	11	49	6	1	0	81	17	28	2	22	1	1	0	345	0	5.27	2.37	2.23	0.22	14.2	6.4	1.23	.292	3.01	8.71
24	Cy Young C. Young	1.85	34.0	World Series	4	2	1	.667	3	17	3	0	0	31	7	13	1	4	1	1	0	142	0	4.50	1.06	4.25	0.26	12.0	2.8	1.03	.252	3.44	8.21
25	George Mullin G. Mullin	1.86	58.0	World Series	7	3	3	.500	6	36	6	1	0	45	12	22	1	16	3	1	0	236	0	5.59	2.48	2.25	0.16	15.3	6.8	1.05	.244	3.41	6.98