best era over a string of 400 games finished

Ed Walsh had the lowest ERA when pitching in 400+ games, with an ERA of 1.82.

Interpreted as:

best era by a player over a string of 400 or more games finished

	NAME	ERA	G	W	L	W%	GS	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	ERA-	FIP	FIP-	H/9	PRAA
1	Ed Walsh E. Walsh	1.82	430	195	126	.607	315	1,736	250	57	35	2964.1	2,346	598	873	23	617	52	105		11,413	76	5.27	1.87	2.81	0.07	15.2	5.4	1.00	.259	2.65	69	2.02	79	7.12	164.3
2	Mordecai Brown M. Brown	2.06	481	239	130	.648	332	1,375	271	55	49	3172.1	2,708	725	1,044	43	673	61	138		12,422	61	3.90	1.91	2.04	0.12	11.1	5.4	1.07	.259	2.96	71	2.42	83	7.68	161.9
3	Christy Mathewson C. Mathewson	2.13	636	373	188	.665	552	2,507	435	79	30	4788.2	4,219	1,135	1,620	89	848	59	73		18,913	115	4.71	1.59	2.96	0.17	13.3	4.5	1.06	.268	3.04	75	2.26	76	7.93	363
4	Rube Waddell R. Waddell	2.16	407	193	143	.574	340	2,316	261	50	5	2961.1	2,460	711	1,063	37	803	115	54		11,717	74	7.04	2.44	2.88	0.11	19.8	6.9	1.10	.287	3.23	75	2.03	71	7.48	262
5	Walter Johnson W. Johnson	2.17	802	417	279	.599	666	3,509	531	110	34	5914.1	4,913	1,424	1,902	97	1,363	205	127		23,405	154	5.34	2.07	2.57	0.15	15.0	5.8	1.06	.264	2.89	68	2.42	76	7.48	472.8
6	Mariano Rivera M. Rivera	2.21	1,115	82	60	.577	10	1,173	0	0	652	1283.2	998	315	340	71	286	46	952	41	5,103	13	8.22	2.01	4.10	0.50	23.0	5.6	1.00	.263	2.38	49	2.76	61	7.00	246.7
7	Will White W. White	2.28	403	229	166	.580	402	1,041	394	36	0	3542.2	3,440	896	1,844	65	496		1		14,951	221	2.64	1.26	2.10	0.17	7.0	3.3	1.11	.254	4.68	83	2.98	108	8.74	-109.3
8	Billy Wagner B. Wagner	2.31	853	47	40	.540	0	1,196	0	0	422	903.0	601	232	262	82	300	33	703	26	3,600	43	11.92	2.99	3.99	0.82	33.2	8.3	1.00	.261	2.61	54	2.72	63	5.99	159
9	Eddie Plank E. Plank	2.35	623	326	194	.627	529	2,246	410	69	23	4495.2	3,958	1,174	1,566	42	1,072	190	77		17,803	88	4.50	2.15	2.10	0.08	12.6	6.0	1.12	.275	3.14	81	2.45	86	7.92	195.2
10	Eddie Cicotte E. Cicotte	2.38	502	209	148	.585	361	1,374	249	35	24	3226.0	2,897	853	1,161	32	827	52	107		12,731	57	3.83	2.31	1.66	0.09	10.8	6.5	1.15	.274	3.24	82	2.54	88	8.08	131.9
11	Doc White D. White	2.39	427	189	156	.548	363	1,384	262	45	5	3041.0	2,738	808	1,118	33	670	120	53		12,093	63	4.10	1.98	2.07	0.10	11.4	5.5	1.12	.274	3.31	89	2.51	96	8.10	22.9
12	Mike Adams M. Adams	2.41	408	21	20	.512	0	409	0	0	4	407.1	316	109	122	33	126	6	60	12	1,653	7	9.04	2.78	3.25	0.73	24.7	7.6	1.09	.262	2.70	60	3.09	75	6.98	45.6
13	Jim McCormick J. McCormick	2.43	492	265	214	.553	485	1,704	466	33	1	4275.2	4,092	1,155	2,095	82	749	12	7		17,702	160	3.59	1.58	2.28	0.17	9.6	4.2	1.13	.265	4.41	86	2.88	100	8.61	-32.7
14	Jonathan Papelbon J. Papelbon	2.44	689	41	36	.532	3	808	0	0	368	725.2	572	197	226	57	185	34	585	18	2,938	14	10.02	2.29	4.37	0.71	27.5	6.3	1.04	.278	2.80	58	2.80	69	7.09	105.2
15	Chief Bender C. Bender	2.46	459	212	127	.625	334	1,711	255	40	34	3017.0	2,645	823	1,108	40	712	102	112		11,895	79	5.10	2.12	2.40	0.12	14.4	6.0	1.11	.279	3.31	88	2.29	83	7.89	145.9
16	Clayton Kershaw C. Kershaw	2.51	433	212	94	.693	430	2,970	25	15	0	2746.2	2,096	767	840	228	681	44	1	28	10,836	103	9.73	2.23	4.36	0.75	27.4	6.3	1.01	.270	2.75	64	2.83	70	6.87	365.3
17	Hoyt Wilhelm H. Wilhelm	2.52	1,070	143	122	.540	52	1,610	20	5	228	2254.1	1,757	632	773	150	778	62	651	61	9,164	90	6.43	3.11	2.07	0.60	17.6	8.5	1.12	.245	3.09	68	3.06	82	7.01	167.6
18	Grover Alexander G. Alexander	2.56	696	373	208	.642	600	2,198	436	90	32	5190.0	4,868	1,476	1,852	165	951	70	81		20,893	38	3.81	1.65	2.31	0.29	10.5	4.6	1.12	.269	3.21	73	2.88	81	8.44	359.1
19	Slim Sallee S. Sallee	2.56	476	174	143	.549	305	836	189	25	36	2821.2	2,729	804	1,092	68	573	43	123		11,476	12	2.67	1.83	1.46	0.22	7.3	5.0	1.17	.267	3.48	89	2.87	97	8.70	25.8
20	Darren O'Day D. O'Day	2.59	644	42	21	.667	0	637	0	0	21	609.0	458	175	189	64	172	50	155	24	2,461	3	9.41	2.54	3.70	0.95	25.9	7.0	1.03	.256	2.79	61	3.47	82	6.77	52.4
21	Craig Kimbrel C. Kimbrel	2.59	837	56	47	.544	0	1,265	0	0	440	809.2	482	233	259	73	339	40	651	11	3,257	70	14.06	3.77	3.73	0.81	38.8	10.4	1.01	.266	2.88	63	2.58	63	5.36	131.9
22	Aroldis Chapman A. Chapman	2.61	817	58	46	.558	0	1,272	0	0	343	779.0	459	226	250	53	400	33	533	7	3,189	82	14.70	4.62	3.18	0.61	39.9	12.5	1.10	.284	2.89	64	2.42	58	5.30	147.7
23	Kenley Jansen K. Jansen	2.62	889	49	38	.563	0	1,236	0	0	456	883.2	591	257	275	84	266	31	668	18	3,512	21	12.59	2.71	4.65	0.86	35.2	7.6	0.97	.268	2.80	66	2.58	64	6.02	143.7
24	Cy Young C. Young	2.63	906	511	316	.618	815	2,803	749	76	17	7356.0	7,092	2,147	3,167	138	1,217	161	84		29,565	156	3.43	1.49	2.30	0.17	9.5	4.1	1.13	.275	3.87	74	2.84	79	8.68	620
25	Tim Keefe T. Keefe	2.63	600	342	225	.603	594	2,564	554	39	2	5049.2	4,438	1,474	2,470	75	1,233	83	7		20,941	240	4.57	2.20	2.08	0.13	12.2	5.9	1.12	.257	4.40	79	2.92	87	7.91	239.2