average era for pitchers by year

	POSITION	ERA	SEASON	G	W	L	W%	GS	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	GF	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	RA	ERA-	FIP	FIP-	H/9	PRAA
1	Pitcher	2.27	1876	506	234	245	.489	489	550	451	46	4	4410.1	4,933	1,111	2,794	38	299	20	19,039	153	1.12	0.61	1.84	0.08	2.9	1.6	1.19	5.70	98	2.30	99	10.07	25.7
2	Catcher	9.00	1876	2	0	1	.000	1	3	0	0	1	2.0	3	2	2	1	0	1	9	0	13.50	0.00		4.50	33.3	0.0	1.50	9.00	0	-0.77	-32	13.50	0.7
3	First Baseman	1.41	1876	13	5	2	.714	6	9	5	0	2	63.2	67	10	31	0	2	5	270	2	1.27	0.28	4.50	0.00	3.3	0.7	1.08	4.38	59	2.04	86	9.47	3.1
4	Second Baseman	20.25	1876	1	0	0		0	0	0	0	0	1.1	7	3	8	0	0	0	13	0	0.00	0.00		0.00	0.0	0.0	5.25	54.00	844	2.23	93	47.25	0
5	Third Baseman	6.51	1876	5	0	3	.000	3	0	2	0	0	27.2	50	20	41	0	1	1	135	6	0.00	0.33	0.00	0.00	0.0	0.7	1.84	13.34	281	2.34	99	16.27	0.2
6	Shortstop	0.00	1876	2	0	0		0	1	0	0	1	2.0	2	0	1	0	1	2	9	1	4.50	4.50	1.00	0.00	11.1	11.1	1.50	4.50	0	2.73	114	9.00	-0.1
7	Left Fielder	2.67	1876	41	18	6	.750	21	26	14	0	5	232.1	276	69	189	1	33	19	1,061	25	1.01	1.28	0.79	0.04	2.5	3.1	1.33	7.32	115	2.49	108	10.69	-5.3
8	Pitcher	2.63	1877	320	159	146	.521	311	625	291	20	0	2773.0	3,091	811	1,650	20	271	10	11,871	151	2.03	0.88	2.31	0.06	5.3	2.3	1.21	5.36	95	2.78	100	10.03	-14.4
9	Catcher	4.50	1877	17	4	8	.333	10	20	6	0	2	92.0	129	46	87	2	11	6	439	3	1.96	1.08	1.82	0.20	4.6	2.5	1.52	8.51	154	3.05	104	12.62	-0.1
10	First Baseman	3.27	1877	4	1	0	1.000	1	2	0	0	1	11.0	17	4	12	0	0	2	53	0	1.64	0.00		0.00	3.8	0.0	1.55	9.82	112	2.48	85	13.91	0.7
11	Second Baseman		1877
12	Third Baseman	4.08	1877	4	1	1	.500	2	2	2	0	0	28.2	41	13	17	0	3	2	126	1	0.63	0.94	0.67	0.00	1.6	2.4	1.53	5.34	158	3.01	117	12.87	-2.3
13	Shortstop	4.71	1877	22	1	11	.083	12	24	8	0	1	130.0	197	68	140	2	20	10	624	18	1.66	1.38	1.20	0.14	3.8	3.2	1.67	9.69	177	3.13	117	13.64	-9.2
14	Left Fielder	3.01	1877	28	11	11	.500	24	53	19	0	0	206.1	230	69	134	0	41	4	896	29	2.31	1.79	1.29	0.00	5.9	4.6	1.31	5.84	116	2.92	113	10.03	-14
15	Pitcher	2.15	1878	352	176	163	.519	347	1,020	334	25	1	3108.2	3,235	743	1,672	20	317	6	12,977	201	2.95	0.92	3.22	0.06	7.9	2.4	1.14	4.84	95	2.27	100	9.37	-21.9
16	Catcher	4.00	1878	3	0	1	.000	0	0	0	0	0	9.0	12	4	10	0	6	2	45	3	0.00	6.00	0.00	0.00	0.0	13.3	2.00	10.00	175	4.54	198	12.00	-2.3
17	First Baseman		1878
18	Second Baseman		1878
19	Third Baseman	6.00	1878	1	0	1	.000	1	4	1	0	0	9.0	11	6	9	0	0	0	39	1	4.00	0.00		0.00	10.3	0.0	1.22	9.00	253	1.65	69	11.00	0.8
20	Shortstop		1878
21	Left Fielder	4.47	1878	29	4	15	.211	20	57	17	0	0	197.1	279	98	213	3	41	8	956	31	2.60	1.87	1.39	0.14	6.0	4.3	1.62	9.71	186	2.78	116	12.72	-5.6
22	Pitcher	2.40	1879	627	303	288	.513	604	1,725	575	42	2	5418.1	5,685	1,447	3,082	56	450	27	22,954	316	2.87	0.75	3.83	0.09	7.5	2.0	1.13	5.12	98	2.49	101	9.44	-50.1
23	Catcher		1879
24	First Baseman	5.55	1879	8	0	4	.000	3	21	3	0	0	47.0	82	29	59	1	12	2	239	9	4.02	2.30	1.75	0.19	8.8	5.0	2.00	11.30	230	2.89	119	15.70	-3
25	Second Baseman		1879