highest tbf per earned runs by a pitcher in mlb history with at least 81 tbf

Noah Cameron has the most career total batters faced per earned run when facing 81+ batters, with 39.67.

	NAME	TBF/ER	TBF	ER	G	W	L	W%	GS	ERA	SO	CG	SHO	SV	IP	H	R	HR	BB	HBP	GF	IBB	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	ERA-	FIP	FIP-	H/9	PRAA
1	Noah Cameron N. Cameron	39.67	119	3	5	2	1	.667	5	0.85	19	0	0	0	31.2	15	3	2	10	0	0	0	0	5.40	2.84	1.90	0.57	16.0	8.4	0.79	.148	0.85	21	3.63	90	4.26	1.5
2	Al Tedrow A. Tedrow	32.67	98	3	4	1	2	.333	3	1.21	4	1	0	0	22.1	19	6	0	14	3	0		0	1.61	5.64	0.29	0.00	4.1	14.3	1.48	.247	2.42	43	4.36	150	7.66	-3.4
3	Brad Kilby B. Kilby	32.33	97	3	16	1	0	1.000	1	1.07	28	0	0	0	25.1	17	4	3	4	0	3	0	0	9.95	1.42	7.00	1.07	28.9	4.1	0.83	.226	1.42	26	2.88	69	6.04	3.9
4	Rhett Lowder R. Lowder	32	128	4	6	2	2	.500	6	1.17	22	0	0	0	30.2	25	4	0	14	0	0	0	0	6.46	4.11	1.57	0.00	17.2	10.9	1.27	.272	1.17	27	3.09	72	7.34	4
5	Harry Otis H. Otis	28.25	113	4	5	2	2	.500	3	1.37	6	0	0	0	26.1	26	11	0	18	3	0		0	2.05	6.15	0.33	0.00	5.3	15.9	1.67	.302	3.76	56	4.15	175	8.89	-5.3
6	River Ryan R. Ryan	27	81	3	4	1	0	1.000	4	1.33	18	0	0	0	20.1	15	4	1	9	0	0	0	0	7.97	3.98	2.00	0.44	22.2	11.1	1.18	.264	1.77	33	3.36	81	6.64	1.7
7	Dalier Hinojosa D. Hinojosa	24.33	146	6	29	2	1	.667	0	1.51	31	0	0	0	35.2	25	7	2	14	1	9	1	1	7.82	3.53	2.21	0.50	21.2	9.6	1.09	.235	1.77	37	3.38	83	6.31	2.6
8	Jimmie Foxx J. Foxx	24.25	97	4	10	1	0	1.000	2	1.52	11	0	0	0	23.2	13	4	0	14	1	8		0	4.18	5.32	0.79	0.00	11.3	14.4	1.14	.183	1.52	40	3.53	96	4.94	0.4
9	John Weyhing J. Weyhing	22.83	274	12	9	3	4	.429	8	1.62	30	7	0	0	66.2	53	29	0	21	1	1		1	4.05	2.84	1.43	0.00	10.9	7.7	1.11	.239	3.91	50	2.68	88	7.16	2.5
10	Don Kainer D. Kainer	22.75	91	4	4	0	0		3	1.83	10	0	0	0	19.2	22	7	0	9	3	0	1	0	4.58	4.12	1.11	0.00	11.0	9.9	1.58	.319	3.20	47	3.56	91	10.07	0.8
11	Jerry Upp J. Upp	22.4	112	5	7	2	1	.667	4	1.69	13	2	0	0	26.2	26	10	0	12	0	3		0	4.39	4.05	1.08	0.00	11.6	10.7	1.43	.299	3.38	69	2.59	109	8.78	-0.7
12	Al Spalding A. Spalding	21.23	2,272	107	65	48	12	.800	61	1.78	41	53	8	1	539.2	559	238	6	26		4		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
13	Michael McGreevy M. McGreevy	21.2	106	5	5	4	0	1.000	3	1.57	23	0	0	0	28.2	17	5	1	3	2	2	0	0	7.22	0.94	7.67	0.31	21.7	2.8	0.70	.208	1.57	39	2.51	64	5.34	4.7
14	Ryan Merritt R. Merritt	21	126	6	9	3	0	1.000	5	1.71	13	0	0	0	31.2	32	8	0	4	0	2	0	0	3.69	1.14	3.25	0.00	10.3	3.2	1.14	.294	2.27	38	2.70	62	9.09	5.8
15	Myron Allen M. Allen	21	147	7	5	1	3	.250	3	1.77	3	3	0	0	35.2	34	16	0	7	3	1		2	0.76	1.77	0.43	0.00	2.0	4.8	1.15	.254	4.04	53	3.59	106	8.58	-0.6
16	Logan Henderson L. Henderson	20.25	81	4	4	3	0	1.000	4	1.71	29	0	0	0	21.0	14	4	3	6	0	0	0	0	12.43	2.57	4.83	1.29	35.8	7.4	0.95	.256	1.71	42	3.01	76	6.00	2.2
17	Charlie Hodnett C. Hodnett	20.22	647	32	18	14	4	.778	18	1.88	47	15	1	0	153.0	149	66	1	23		0		10	2.76	1.35	2.04	0.06	7.3	3.6	1.12		3.88	63	3.19	117	8.76	-8.8
18	Russ McKelvy R. McKelvy	20.17	121	6	4	0	2	.000	1	2.16	3	1	0	0	25.0	38	23	1	3		3		3	1.08	1.08	1.00	0.36	2.5	2.5	1.64		8.28	102	3.18	150	13.68	-3.9
19	Mike Vasil M. Vasil	20.13	161	8	18	3	2	.600	0	1.89	27	0	0	1	38.0	25	9	2	21	4	7	3	0	6.39	4.97	1.29	0.47	16.8	13.0	1.21	.215	2.13	47	4.30	103	5.92	-0.5
20	Lave Winham L. Winham	19.89	179	9	6	3	1	.750	4	2.08	23	3	1	0	39.0	37	22	0	23	0	2		3	5.31	5.31	1.00	0.00	12.8	12.8	1.54	.278	5.08	64	3.34	103	8.54	-0.3
21	Jim Devlin J. Devlin	19.74	4,896	248	129	65	60	.520	129	1.89	263	127	9	0	1181.0	1,183	597	7	78		0		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
22	Laurie Reis L. Reis	19.38	310	16	8	4	4	.500	8	2.00	19	8	1	0	72.0	84	42	1	10		0		3	2.38	1.25	1.90	0.13	6.1	3.2	1.31		5.25	81	2.76	104	10.50	-0.1
23	Emmanuel Clase E. Clase	19.26	1,329	69	345	20	22	.476	1	1.83	331	0	0	171	338.2	251	104	14	63	7	279	8	17	8.80	1.67	5.25	0.37	24.9	4.7	0.93	.259	2.76	44	2.37	57	6.67	66.7
24	Ed Walsh E. Walsh	19.09	11,413	598	430	195	126	.607	315	1.82	1,736	250	57	35	2964.1	2,346	873	23	617	52	105		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
25	Red Booles R. Booles	18.8	94	5	4	0	1	.000	1	1.99	6	0	0	0	22.2	20	12	0	8	1	3		0	2.38	3.18	0.75	0.00	6.4	8.5	1.24	.253	4.76	81	2.88	121	7.94	-1.3