best era in postseason play from 1990 to 1999 with a minimum of 30 innings pitched

Between the 1990 and 1999 seasons, Mariano Rivera had the best ERA in the postseason when pitching at least 30 innings, with an ERA of 0.38.

Interpreted as:

best era by a player in postseason play from 1990 to 1999 with a minimum of 30 innings pitched

	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	0.38	47.1	31	4	0	1.000	0	39	0	0	13	30	2	2	1	9	0	22	1	175	1	7.42	1.71	4.33	0.19	22.3	5.1	0.82	.230	0.38	5.70
2	Orlando Hernandez O. Hernandez	1.02	44.0	6	5	0	1.000	6	40	0	0	0	24	5	6	2	19	1	0	0	174	0	8.18	3.89	2.11	0.41	23.0	10.9	0.98	.196	1.23	4.91
3	Mike Stanton M. Stanton	1.09	33.0	33	1	1	.500	0	32	0	0	1	25	4	6	1	16	0	8	7	133	1	8.73	4.36	2.00	0.27	24.1	12.0	1.24	.286	1.64	6.82
4	Doug Drabek D. Drabek	2.05	48.1	7	2	5	.286	7	33	2	0	0	40	11	16	1	14	1	0	3	198	1	6.14	2.61	2.36	0.19	16.7	7.1	1.12	.262	2.98	7.45
5	Jeff Nelson J. Nelson	2.10	34.1	34	1	3	.250	0	37	0	0	0	32	8	9	1	18	4	5	2	153	0	9.70	4.72	2.06	0.26	24.2	11.8	1.46	.333	2.36	8.39
6	Mark Wohlers M. Wohlers	2.15	37.2	38	1	2	.333	0	43	0	0	9	30	9	9	4	16	0	25	6	157	2	10.27	3.82	2.69	0.96	27.4	10.2	1.22	.277	2.15	7.17
7	Greg Maddux G. Maddux	2.39	150.2	23	10	9	.526	21	99	2	0	1	133	40	57	9	34	5	1	8	611	2	5.91	2.03	2.91	0.54	16.2	5.6	1.11	.267	3.40	7.94
8	Juan Guzman J. Guzman	2.44	51.2	8	5	1	.833	8	41	0	0	0	42	14	17	1	27	2	0	4	221	5	7.14	4.70	1.52	0.17	18.6	12.2	1.34	.273	2.96	7.32
9	Dennis Martinez D. Martinez	2.45	33.0	9	2	2	.500	5	14	0	0	0	28	9	9	3	12	2	0	2	136	0	3.82	3.27	1.17	0.82	10.3	8.8	1.21	.238	2.45	7.64
10	Mike Mussina M. Mussina	2.53	42.2	6	2	1	.667	6	53	0	0	0	26	12	13	5	11	0	0	0	164	0	11.18	2.32	4.82	1.05	32.3	6.7	0.87	.221	2.74	5.48
11	Curt Schilling C. Schilling	2.59	31.1	4	1	1	.500	4	28	1	1	0	24	9	11	2	10	0	0	0	124	1	8.04	2.87	2.80	0.57	22.6	8.1	1.09	.262	3.16	6.89
12	Jimmy Key J. Key	2.67	54.0	11	4	2	.667	8	28	0	0	0	49	16	17	3	13	4	0	1	219	1	4.67	2.17	2.15	0.50	12.8	5.9	1.15	.269	2.83	8.17
13	John Smoltz J. Smoltz	2.77	181.2	28	12	4	.750	26	173	2	1	1	148	56	61	15	62	3	1	5	750	6	8.57	3.07	2.79	0.74	23.1	8.3	1.16	.268	3.02	7.33
14	David Wells D. Wells	2.77	84.1	18	8	1	.889	10	67	1	0	0	73	26	27	8	19	4	2	2	340	1	7.15	2.03	3.53	0.85	19.7	5.6	1.09	.269	2.88	7.79
15	Tom Glavine T. Glavine	2.89	171.1	26	10	11	.476	26	123	3	0	0	137	55	64	16	65	6	0	7	699	2	6.46	3.41	1.89	0.84	17.6	9.3	1.18	.247	3.36	7.20
16	Steve Avery S. Avery	2.90	77.2	18	5	3	.625	12	60	0	0	0	61	25	28	6	29	0	2	5	312	3	6.95	3.36	2.07	0.70	19.2	9.3	1.16	.253	3.24	7.07
17	Dave Stewart D. Stewart	3.04	71.0	10	5	3	.625	10	32	2	0	0	50	24	25	7	30	2	0	0	288	3	4.06	3.80	1.07	0.89	11.1	10.4	1.13	.198	3.17	6.34
18	Denny Neagle D. Neagle	3.09	35.0	10	1	0	1.000	4	29	1	1	0	24	12	13	1	13	1	2	1	141	0	7.46	3.34	2.23	0.26	20.6	9.2	1.06	.237	3.34	6.17
19	Chad Ogea C. Ogea	3.26	38.2	9	2	3	.400	5	19	0	0	0	35	14	14	4	14	3	2	1	164	1	4.42	3.26	1.36	0.93	11.6	8.5	1.27	.250	3.26	8.15
20	Orel Hershiser O. Hershiser	3.28	74.0	14	4	3	.571	11	60	0	0	0	61	27	30	8	24	4	1	4	303	2	7.30	2.92	2.50	0.97	19.8	7.9	1.15	.256	3.65	7.42
21	Roger Clemens R. Clemens	3.45	31.1	6	2	2	.500	6	17	0	0	0	25	12	12	1	12	0	0	0	128	1	4.88	3.45	1.42	0.29	13.3	9.4	1.18	.245	3.45	7.18
22	Kevin Brown K. Brown	3.61	72.1	11	4	4	.500	10	68	2	1	0	59	29	29	5	27	4	0	2	295	1	8.46	3.36	2.52	0.62	23.1	9.2	1.19	.283	3.61	7.34
23	Bob Walk B. Walk	3.71	34.0	7	2	1	.667	3	19	1	0	1	22	14	14	4	12	0	1	2	133	0	5.03	3.18	1.58	1.06	14.3	9.0	1.00	.184	3.71	5.82
24	Randy Johnson R. Johnson	3.71	60.2	9	2	6	.250	8	73	1	0	0	51	25	28	9	19	0	1	1	248	0	10.83	2.82	3.84	1.34	29.4	7.7	1.15	.286	4.15	7.57
25	David Cone D. Cone	3.77	98.0	16	7	2	.778	16	85	0	0	0	83	41	46	12	53	1	0	0	424	5	7.81	4.87	1.60	1.10	20.0	12.5	1.39	.260	4.22	7.62