lowest era by a player in their 5th year

Grover Alexander had the best ERA by a pitcher in his 5th season, with an ERA of 1.22.

Interpreted as:

lowest era with a minimum of 1 IP per team game by a player in their 5th year

	NAME	ERA	SEASON	TM	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	Grover Alexander G. Alexander	1.22	1915	PHN	49	31	10	.756	42	241	36	12	3	376.1	253	51	86	3	64	10	7		1,435	2	5.76	1.53	3.77	0.07	16.8	4.5	0.84	.224	2.06	43	1.82	63	6.05	44.1
2	Jack Taylor J. Taylor	1.29	1902	CHO	37	23	11	.676	34	88	34	8	1	333.2	273	48	86	2	45	12	3		1,278	10	2.37	1.21	1.96	0.05	6.9	3.5	0.95	.240	2.32	49	2.73	98	7.36	0.6
3	Jack Coombs J. Coombs	1.30	1910	PHA	45	31	9	.775	38	224	35	13	1	353.0	248	51	74	0	115	7	6		1,353	10	5.71	2.93	1.95	0.00	16.6	8.5	1.03	.246	1.89	53	2.09	83	6.32	15.8
4	Old Hoss Radbourn O. Hoss Radbourn	1.38	1884	PRO	75	59	12	.831	73	441	73	11	2	678.2	528	104	216	18	98		2		2,672	34	5.85	1.30	4.50	0.24	16.5	3.7	0.92		2.86	48	2.75	84	7.00	31.9
5	Mordecai Brown M. Brown	1.39	1907	CHC	34	20	6	.769	27	107	20	6	3	233.0	180	36	51	2	40	6	7		861	4	4.13	1.55	2.68	0.08	12.4	4.6	0.94	.252	1.97	56	1.97	75	6.95	17.2
6	Ed Walsh E. Walsh	1.42	1908	CWS	66	40	15	.727	49	269	42	11	6	464.0	343	73	111	2	56	9	16		1,755	10	5.22	1.09	4.80	0.04	15.3	3.2	0.86	.240	2.15	63	1.42	67	6.65	34.2
7	Orval Overall O. Overall	1.42	1909	CHC	38	20	11	.645	32	205	23	9	3	285.0	204	45	66	1	80	8	6		1,116	11	6.47	2.53	2.56	0.03	18.4	7.2	1.00	.247	2.08	55	1.75	67	6.44	27.8
8	Luis Tiant L. Tiant	1.60	1968	CLE	34	21	9	.700	32	264	19	9	0	258.1	152	46	53	16	73	4	0	4	987	3	9.20	2.54	3.62	0.56	26.7	7.4	0.87	.216	1.85	53	2.04	64	5.30	33
9	Howie Camnitz H. Camnitz	1.62	1909	PIT	41	25	6	.806	30	133	20	6	3	283.0	207	51	75	1	68	7	11		1,057	2	4.23	2.16	1.96	0.03	12.6	6.4	0.97	.243	2.39	63	2.12	81	6.58	15.9
10	Jacob deGrom J. deGrom	1.70	2018	NYM	32	10	9	.526	32	269	1	0	0	217.0	152	41	48	10	46	5	0	3	835	2	11.16	1.91	5.85	0.41	32.2	5.5	0.91	.281	1.99	44	1.98	50	6.30	49
11	Addie Joss A. Joss	1.72	1906	CLE	34	21	9	.700	31	106	28	9	1	282.0	220	54	81	3	43	3	2		1,055	2	3.38	1.37	2.47	0.10	10.0	4.1	0.93	.241	2.59	65	2.24	88	7.02	9.5
12	Tom Seaver T. Seaver	1.76	1971	NYM	36	20	10	.667	35	289	21	4	0	286.1	210	56	61	18	61	4	1	2	1,103	5	9.08	1.92	4.74	0.57	26.2	5.5	0.95	.263	1.92	52	1.93	58	6.60	44.5
13	Doc White D. White	1.76	1905	CWS	36	17	13	.567	33	120	25	4	0	260.1	204	51	67	2	58	9	3		1,004	8	4.15	2.01	2.07	0.07	12.0	5.8	1.01	.248	2.32	70	2.47	96	7.05	1.4
14	Mort Cooper M. Cooper	1.78	1942	SLN	37	22	7	.759	35	152	22	10	0	278.2	207	55	73	9	68	5	1		1,100	5	4.91	2.20	2.24	0.29	13.8	6.2	0.99	.229	2.36	53	2.53	72	6.69	30.2
15	Ed Killian E. Killian	1.78	1907	DET	42	25	13	.658	34	96	29	3	0	314.0	286	62	103	2	91	11	8		1,270	2	2.75	2.61	1.05	0.06	7.6	7.2	1.20	.265	2.95	68	2.63	107	8.20	-4.9
16	Ed Reulbach E. Reulbach	1.78	1909	CHC	35	19	10	.655	32	105	23	6	0	262.2	194	52	69	1	82	11	3		1,008	4	3.60	2.81	1.28	0.03	10.4	8.1	1.05	.239	2.36	70	2.53	96	6.65	2.7
17	Bob Rhoads B. Rhoads	1.80	1906	CLE	38	22	10	.688	34	89	31	7	0	315.0	259	63	95	5	92	5	4		1,237	2	2.54	2.63	0.97	0.14	7.2	7.4	1.11	.243	2.71	68	2.93	115	7.40	-13.7
18	Eppa Rixey E. Rixey	1.85	1916	PHN	38	22	10	.688	33	134	20	3	0	287.0	239	59	91	2	74	7	3		1,155	13	4.20	2.32	1.81	0.06	11.6	6.4	1.09	.253	2.85	69	2.32	86	7.49	12.6
19	Wilbur Cooper W. Cooper	1.87	1916	PIT	42	12	11	.522	23	111	16	2	2	246.0	189	51	72	4	74	4	14		984	3	4.06	2.71	1.50	0.15	11.3	7.5	1.07	.234	2.63	71	2.58	98	6.91	1.3
20	Nick Altrock N. Altrock	1.88	1905	CWS	38	23	12	.657	34	97	31	3	0	315.2	274	66	89	3	63	2	4		1,228	6	2.77	1.80	1.54	0.09	7.9	5.1	1.07	.255	2.54	75	2.65	103	7.81	-4.8
21	Walter Johnson W. Johnson	1.90	1911	WSH	40	25	13	.658	37	207	36	6	1	322.1	292	68	119	8	70	8	3		1,306	17	5.78	1.95	2.96	0.22	15.8	5.4	1.12	.280	3.32	57	2.53	79	8.15	23.7
22	Jim Scott J. Scott	1.90	1913	CWS	48	20	21	.488	38	158	25	4	1	312.1	252	66	96	2	86	9	6		1,225	2	4.55	2.48	1.84	0.06	12.9	7.0	1.08	.258	2.77	67	2.54	87	7.26	12.1
23	Willie Mitchell W. Mitchell	1.91	1913	CLE	35	14	8	.636	22	141	14	4	0	217.0	153	46	62	1	88	8	6		854	6	5.85	3.65	1.60	0.04	16.5	10.3	1.11	.247	2.57	63	2.64	86	6.35	11.1
24	Joe Wood J. Wood	1.91	1912	BSA	43	34	5	.872	38	258	35	10	1	344.0	267	73	104	2	82	12	5		1,328	7	6.75	2.15	3.15	0.05	19.4	6.2	1.01	.272	2.72	58	2.25	71	6.99	35.1
25	Jeff Pfeffer J. Pfeffer	1.92	1916	BKN	41	25	11	.694	36	128	30	6	1	328.2	274	70	91	5	63	17	3		1,298	6	3.51	1.73	2.03	0.14	9.9	4.9	1.03	.248	2.49	72	2.46	92	7.50	8.1