who has the best era during the playoffs with at least 100 innings pitched

Mariano Rivera has the best career ERA in the postseason when pitching at least 100 innings, with an ERA of 0.70.

	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	H/9
1	Mariano Rivera M. Rivera	0.70	141.0	96	8	1	.889	0	110	0	0	42	86	11	13	2	21	3	78	4	527	3	7.02	1.34	5.24	0.13	20.9	4.0	0.76	.215	0.83	5.49
2	Christy Mathewson C. Mathewson	1.06	101.2	11	5	5	.500	11	48	10	4	0	76	12	22	1	10	1	0	3	391	1	4.25	0.89	4.80	0.09	12.3	2.6	0.85	.227	1.95	6.73
3	Madison Bumgarner M. Bumgarner	2.11	102.1	16	8	3	.727	14	87	3	3	1	74	24	25	8	18	5	1	2	398	0	7.65	1.58	4.83	0.70	21.9	4.5	0.90	.236	2.20	6.51
4	Curt Schilling C. Schilling	2.23	133.1	19	11	2	.846	19	120	4	2	0	104	33	37	12	25	3	0	0	525	1	8.10	1.69	4.80	0.81	22.9	4.8	0.97	.252	2.50	7.02
5	Jon Lester J. Lester	2.51	154.0	26	9	7	.563	22	133	0	0	0	117	43	46	15	40	3	2	0	610	4	7.77	2.34	3.33	0.88	21.8	6.6	1.02	.243	2.69	6.84
6	Orlando Hernandez O. Hernandez	2.55	106.0	19	9	3	.750	14	107	0	0	0	77	30	32	10	55	4	0	3	443	1	9.08	4.67	1.95	0.85	24.2	12.4	1.25	.251	2.72	6.54
7	Orel Hershiser O. Hershiser	2.59	132.0	22	8	3	.727	18	97	4	2	1	103	38	43	8	43	6	2	5	533	6	6.61	2.93	2.26	0.55	18.2	8.1	1.11	.251	2.93	7.02
8	Jim Palmer J. Palmer	2.61	124.1	17	8	3	.727	15	90	6	2	0	101	36	36	10	50	2	1	4	518	6	6.51	3.62	1.80	0.72	17.4	9.7	1.21	.249	2.61	7.31
9	John Smoltz J. Smoltz	2.67	209.0	41	15	4	.789	27	199	2	1	4	172	62	67	17	67	3	11	6	856	6	8.57	2.89	2.97	0.73	23.2	7.8	1.14	.272	2.89	7.41
10	Whitey Ford W. Ford	2.71	146.0	22	10	8	.556	22	94	7	3	0	132	44	51	8	34	3	0	2	594	4	5.79	2.10	2.76	0.49	15.8	5.7	1.14	.273	3.14	8.14
11	Gerrit Cole G. Cole	2.77	133.1	22	11	6	.647	22	156	0	0	0	100	41	50	19	36	3	0	1	537	1	10.53	2.43	4.33	1.28	29.1	6.7	1.02	.251	3.38	6.75
12	Adam Wainwright A. Wainwright	2.83	114.1	29	4	5	.444	16	123	1	0	4	105	36	39	11	22	2	9	1	464	4	9.68	1.73	5.59	0.87	26.5	4.7	1.11	.307	3.07	8.27
13	Dave Stewart D. Stewart	2.84	133.0	22	10	6	.625	18	73	3	1	0	99	42	45	13	48	4	3	1	539	4	4.94	3.25	1.52	0.88	13.5	8.9	1.11	.214	3.05	6.70
14	Chris Carpenter C. Carpenter	3.00	108.0	18	10	4	.714	18	68	1	1	0	104	36	43	11	36	6	0	2	461	1	5.67	3.00	1.89	0.92	14.8	7.8	1.30	.274	3.58	8.67
15	David Wells D. Wells	3.17	125.0	27	10	5	.667	17	83	1	0	0	116	44	49	12	25	7	2	2	508	1	5.98	1.80	3.32	0.86	16.3	4.9	1.13	.273	3.53	8.35
16	Catfish Hunter C. Hunter	3.26	132.1	22	9	6	.600	19	70	4	1	1	114	48	49	21	35	1	2	6	536	2	4.76	2.38	2.00	1.43	13.1	6.5	1.13	.227	3.33	7.75
17	Greg Maddux G. Maddux	3.27	198.0	35	11	14	.440	30	125	2	0	1	195	72	97	14	51	9	2	16	836	4	5.68	2.32	2.45	0.64	15.0	6.1	1.24	.284	4.41	8.86
18	Tom Glavine T. Glavine	3.30	218.1	35	14	16	.467	35	143	3	0	0	191	80	91	21	87	7	0	11	912	3	5.89	3.59	1.64	0.87	15.7	9.5	1.27	.260	3.75	7.87
19	Cole Hamels C. Hamels	3.41	100.1	17	7	6	.538	16	93	1	1	0	83	38	45	12	27	2	0	2	411	1	8.34	2.42	3.44	1.08	22.6	6.6	1.10	.256	4.04	7.45
20	Mike Mussina M. Mussina	3.42	139.2	23	7	8	.467	21	145	0	0	0	121	53	56	19	33	3	0	7	571	2	9.34	2.13	4.39	1.22	25.4	5.8	1.10	.275	3.61	7.80
21	John Lackey J. Lackey	3.44	144.0	29	8	6	.571	23	114	0	0	0	135	55	58	7	47	4	2	6	601	10	7.13	2.94	2.43	0.44	19.0	7.8	1.26	.298	3.63	8.44
22	Randy Johnson R. Johnson	3.50	121.0	19	7	9	.438	16	132	3	2	0	106	47	51	15	32	0	2	2	493	0	9.82	2.38	4.13	1.12	26.8	6.5	1.14	.290	3.79	7.88
23	Justin Verlander J. Verlander	3.58	226.0	38	17	12	.586	37	244	2	1	0	179	90	93	32	74	5	0	0	920	8	9.72	2.95	3.30	1.27	26.5	8.0	1.12	.260	3.70	7.13
24	Don Sutton D. Sutton	3.68	100.1	15	6	4	.600	14	61	3	1	0	92	41	46	12	16	3	0	0	407	2	5.47	1.44	3.81	1.08	15.0	3.9	1.08	.254	4.13	8.25
25	Max Scherzer M. Scherzer	3.75	148.2	31	8	8	.500	26	176	0	0	1	112	62	65	21	60	9	1	4	616	8	10.65	3.63	2.93	1.27	28.6	9.7	1.16	.260	3.93	6.78