leader in era with greater difference compared to the average of the league un a regular season min 162 ip

Al Spalding has the lowest career ERA with an ERA worse than 0.00 and when pitching at least 162 innings, with an ERA of 1.78.

	NAME	ERA	AVG	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	Al Spalding A. Spalding	1.78	.287	539.2	65	48	12	.800	61	41	53	8	1	559	107	238	6	26		4		2,272	1	0.68	0.43	1.58	0.10	1.8	1.1	1.08		3.97	74	2.38	99	9.32	9.6
2	Ed Walsh E. Walsh	1.82	.194	2964.1	430	195	126	.607	315	1,736	250	57	35	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
3	Emmanuel Clase E. Clase	1.86		344.1	351	20	23	.465	1	336	0	0	174	259	71	106	14	67	8	284	10	1,359	18	8.78	1.75	5.01	0.37	24.7	4.9	0.95	.262	2.77	45	2.39	58	6.77	66.8
4	Addie Joss A. Joss	1.89	.144	2327.0	286	160	97	.623	260	920	234	45	5	1,888	488	730	19	364	58	22		8,891	28	3.56	1.41	2.53	0.07	10.3	4.1	0.97	.248	2.82	70	2.25	86	7.30	88.8
5	Jim Devlin J. Devlin	1.89	.293	1181.0	129	65	60	.520	129	263	127	9	0	1,183	248	597	7	78		0		4,896	34	2.00	0.59	3.37	0.05	5.4	1.6	1.07		4.55	67	2.35	84	9.02	88.9
6	Paul Skenes P. Skenes	1.91		235.0	39	15	9	.625	39	276	1	0	0	157	50	55	15	59	8	0	0	904	4	10.57	2.26	4.68	0.57	30.5	6.5	0.92	.260	2.11	46	2.45	61	6.01	41.2
7	Jack Pfiester J. Pfiester	2.02	.103	1067.1	149	71	44	.617	128	503	75	17	0	869	240	365	6	293	39	12		4,236	16	4.24	2.47	1.72	0.05	11.9	6.9	1.09	.254	3.08	77	2.32	86	7.33	44.3
8	Joe Wood J. Wood	2.03	.283	1434.1	225	117	57	.672	158	989	121	28	10	1,138	324	497	10	421	49	56		5,640	43	6.21	2.64	2.35	0.06	17.5	7.5	1.09	.270	3.12	70	2.26	78	7.14	105.8
9	Mordecai Brown M. Brown	2.06	.206	3172.1	481	239	130	.648	332	1,375	271	55	49	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
10	John Ward J. Ward	2.10	.275	2469.2	293	164	103	.614	262	920	245	24	3	2,324	576	1,185	26	253		32		10,164	144	3.35	0.92	3.64	0.09	9.1	2.5	1.04		4.32	82	2.43	96	8.47	9.1
11	Christy Mathewson C. Mathewson	2.13	.215	4788.2	636	373	188	.665	552	2,507	435	79	30	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
12	Rube Waddell R. Waddell	2.16	.161	2961.1	407	193	143	.574	340	2,316	261	50	5	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
13	Walter Johnson W. Johnson	2.17	.235	5914.1	802	417	279	.599	666	3,509	531	110	34	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
14	Glenn Liebhardt G. Liebhardt	2.17	.147	612.2	90	36	35	.507	66	280	49	7	2	543	148	225	3	183	14	23		2,419	21	4.11	2.69	1.53	0.04	11.6	7.6	1.18	.278	3.31	89	2.27	98	7.98	1.6
15	Mellie Wolfgang M. Wolfgang	2.18	.184	326.0	77	15	14	.517	27	111	15	3	0	268	79	115	3	95	4	37		1,269	3	3.06	2.62	1.17	0.08	8.7	7.5	1.11	.251	3.17	79	2.72	97	7.40	3
16	Devin Williams D. Williams	2.19	.000	263.0	272	29	12	.707	0	411	0	0	77	152	64	81	16	124	15	112	3	1,071	15	14.06	4.24	3.31	0.55	38.4	11.6	1.05	.269	2.77	53	2.41	57	5.20	53.3
17	Mariano Rivera M. Rivera	2.21	.000	1283.2	1,115	82	60	.577	10	1,173	0	0	652	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
18	Erv Lange E. Lange	2.23	.176	190.0	36	12	11	.522	22	87	10	2	2	162	47	69	3	55	3	11		781	1	4.12	2.61	1.58	0.14	11.1	7.0	1.14	.251	3.27	74	2.64	96	7.67	1.2
19	Jake Weimer J. Weimer	2.23	.213	1472.2	191	97	69	.584	180	657	143	21	2	1,227	365	511	14	493	73	9		5,971	26	4.02	3.01	1.33	0.09	11.0	8.3	1.17	.256	3.12	81	2.81	98	7.50	8.7
20	Jocko Flynn J. Flynn	2.24	.200	257.0	32	23	6	.793	29	146	28	2	1	207	64	127	9	63		3		1,049	28	5.11	2.21	2.32	0.32	13.9	6.0	1.05		4.45	64	3.16	89	7.25	14.6
21	Tommy Bond T. Bond	2.25	.236	2779.2	322	193	115	.627	314	860	294	35	0	2,857	695	1,339	32	178		11		11,386	120	2.78	0.58	4.83	0.10	7.6	1.6	1.09	.274	4.34	89	2.38	95	9.25	32.3
22	Orval Overall O. Overall	2.26	.179	1535.1	218	108	71	.603	182	935	133	30	12	1,232	385	520	16	551	45	30		6,145	57	5.48	3.23	1.70	0.09	15.2	9.0	1.16	.264	3.05	81	2.39	85	7.22	72.4
23	Will White W. White	2.28	.183	3542.2	403	229	166	.580	402	1,041	394	36	0	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
24	Bill James B. James	2.28	.231	541.2	84	37	21	.638	60	253	44	5	3	469	137	196	14	199	22	20		2,217	17	4.20	3.31	1.27	0.23	11.4	9.0	1.23	.263	3.26	75	3.09	99	7.79	4.8
25	Babe Ruth B. Ruth	2.28	.342	1221.1	163	94	46	.671	147	488	107	17	4	974	309	400	10	441	29	12		4,896	25	3.60	3.25	1.11	0.07	10.0	9.0	1.16	.245	2.95	82	2.81	100	7.18	-6.6