most tbf/ip by a player in a season since 1990 with 320 tbf and 1 gs/g

Since 1990, Jonathan Sanchez has the most total batters faced per inning pitched with 320+ total batters faced in a season, with 5.06 in 2012.

Interpreted as:

Most tbf/ip by a player in a season since 1990 with 320 or more tbf and 1 or more gs/g

	NAME	TBF/IP	TBF	GS/G	IP	GS	G	SEASON	TM	W	L	W%	ERA	SO	CG	SHO	SV	H	ER	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	Jonathan Sanchez J. Sanchez	5.06	327	1	64.2	15	15	2012	TOT	1	9	.100	8.07	45	0	0	0	82	58	60	11	53	5	0	2	6	6.26	7.38	0.85	1.53	13.8	16.2	2.09	.333	8.35	192	6.60	160	11.41	-17.7
2	Oliver Perez O. Perez	4.91	324	1	66.0	14	14	2009	NYM	3	4	.429	6.82	62	0	0	0	69	50	51	12	58	4	0	2	2	8.45	7.91	1.07	1.64	19.1	17.9	1.92	.303	6.95	168	6.39	154	9.41	-16.9
3	Rafael Medina R. Medina	4.86	327	1	67.1	12	12	1998	FLA	2	6	.250	6.01	49	0	0	0	76	45	50	8	52	3	0	3	5	6.55	6.95	0.94	1.07	15.0	15.9	1.90	.316	6.68	148	5.67	135	10.16	-11.2
4	Jason Bere J. Bere	4.85	668	1	137.2	27	27	1995	CWS	8	15	.348	7.19	110	1	0	0	151	110	120	21	106	6	0	6	8	7.19	6.93	1.04	1.37	16.5	15.9	1.87	.306	7.85	159	5.92	129	9.87	-21
5	Chad Durbin C. Durbin	4.82	349	1	72.1	16	16	2000	KCR	2	5	.286	8.21	37	0	0	0	91	66	71	14	43	0	0	1	7	4.60	5.35	0.86	1.74	10.6	12.3	1.85	.302	8.83	158	6.40	129	11.32	-11.1
6	Scott Erickson S. Erickson	4.81	446	1	92.2	16	16	2000	BAL	5	8	.385	7.87	41	1	0	0	127	81	81	14	48	5	0	0	3	3.98	4.66	0.85	1.36	9.2	10.8	1.89	.334	7.87	167	5.92	123	12.33	-11.3
7	Charlie Morton C. Morton	4.79	382	1	79.2	17	17	2010	PIT	2	12	.143	7.57	59	0	0	0	112	67	79	15	26	7	0	3	5	6.67	2.94	2.27	1.69	15.4	6.8	1.73	.353	8.92	194	5.28	135	12.65	-12.4
8	Dave Fleming D. Fleming	4.79	561	1	117.0	23	23	1994	SEA	7	11	.389	6.46	65	0	0	0	152	84	93	17	65	1	0	4	4	5.00	5.00	1.00	1.31	11.6	11.6	1.85	.327	7.15	135	5.59	118	11.69	-11.2
9	Manny Parra M. Parra	4.79	671	1	140.0	27	27	2009	MIL	11	11	.500	6.36	116	0	0	0	179	99	108	19	77	1	0	5	4	7.46	4.95	1.51	1.22	17.3	11.5	1.83	.349	6.94	153	4.87	114	11.51	-9.1
10	Adam Wainwright A. Wainwright	4.79	484	1	101.0	21	21	2023	STL	5	11	.313	7.40	55	0	0	0	151	83	89	20	41	1	0	0	1	4.90	3.65	1.34	1.78	11.4	8.5	1.90	.357	7.93	172	5.98	140	13.46	-19.5
11	Russ Ortiz R. Ortiz	4.79	551	1	115.0	22	22	2005	ARI	5	11	.313	6.89	46	0	0	0	147	88	92	18	65	4	0	3	5	3.60	5.09	0.71	1.41	8.3	11.8	1.84	.309	7.20	155	6.04	138	11.50	-20.6
12	Mike Moore M. Moore	4.76	632	1	132.2	25	25	1995	DET	5	15	.250	7.53	64	1	0	0	179	111	118	24	68	2	0	3	8	4.34	4.61	0.94	1.63	10.1	10.8	1.86	.327	8.01	158	6.07	127	12.14	-18.6
13	Robinson Tejeda R. Tejeda	4.76	454	1	95.1	19	19	2007	TEX	5	9	.357	6.61	69	0	0	0	110	70	78	17	60	6	0	2	10	6.51	5.66	1.15	1.60	15.2	13.2	1.78	.308	7.36	142	6.18	137	10.38	-17.1
14	Roberto Hernandez R. Hernandez	4.76	596	1	125.1	24	24	2009	CLE	5	12	.294	6.32	79	0	0	0	151	88	97	16	70	8	0	0	5	5.67	5.03	1.13	1.15	13.3	11.7	1.76	.319	6.97	143	5.35	123	10.84	-14
15	Jake Arrieta J. Arrieta	4.75	469	1	98.2	24	24	2021	TOT	5	14	.263	7.39	83	0	0	0	131	81	91	24	44	6	0	3	3	7.57	4.01	1.89	2.19	17.7	9.4	1.77	.343	8.30	180	6.16	147	11.95	-21.8
16	Alek Manoah A. Manoah	4.75	415	1	87.1	19	19	2023	TOR	3	9	.250	5.87	79	0	0	0	93	57	61	15	59	9	0	1	3	8.14	6.08	1.34	1.55	19.0	14.2	1.74	.308	6.29	139	6.01	140	9.58	-16.8
17	Jimmy Haynes J. Haynes	4.75	448	1	94.1	18	18	2003	CIN	2	12	.143	6.30	49	1	0	0	118	66	74	14	57	3	0	3	2	4.67	5.44	0.86	1.34	10.9	12.7	1.86	.320	7.06	146	5.82	130	11.26	-13.7
18	Mark Clark M. Clark	4.75	353	1	74.1	15	15	1999	TEX	3	7	.300	8.60	44	0	0	0	103	71	73	17	34	1	0	1	7	5.33	4.12	1.29	2.06	12.5	9.6	1.84	.335	8.84	172	6.32	129	12.47	-11.6
19	Kip Wells K. Wells	4.74	468	1	98.2	20	20	2000	CWS	6	9	.400	6.02	71	0	0	0	126	66	76	15	58	2	0	4	7	6.48	5.29	1.22	1.37	15.2	12.4	1.86	.345	6.93	121	5.49	110	11.49	-5.4
20	Josh Johnson J. Johnson	4.72	384	1	81.1	16	16	2013	TOR	2	8	.200	6.20	83	0	0	0	105	56	64	15	30	3	0	3	4	9.18	3.32	2.77	1.66	21.6	7.8	1.66	.356	7.08	152	4.62	115	11.62	-5.5
21	Kevin Brown K. Brown	4.72	346	1	73.1	13	13	2005	NYY	4	7	.364	6.50	50	0	0	0	107	53	57	5	19	7	0	1	6	6.14	2.33	2.63	0.61	14.5	5.5	1.72	.385	7.00	151	3.60	83	13.13	5.9
22	Mike Morgan M. Morgan	4.71	380	1	80.2	15	15	1994	CHC	2	10	.167	6.69	57	1	0	0	111	60	65	12	35	4	0	2	5	6.36	3.90	1.63	1.34	15.0	9.2	1.81	.364	7.25	159	5.09	118	12.38	-6.8
23	Chris George C. George	4.71	441	1	93.2	18	18	2003	KCR	9	6	.600	7.11	39	0	0	0	120	74	75	22	44	3	0	2	5	3.75	4.23	0.89	2.11	8.8	10.0	1.75	.294	7.21	150	6.75	148	11.53	-22.4
24	Fernando Valenzuela F. Valenzuela	4.71	419	1	89.0	18	18	1997	TOT	2	12	.143	4.96	61	1	0	0	106	49	61	12	46	5	0	0	4	6.17	4.65	1.33	1.21	14.6	11.0	1.71	.319	6.17	124	5.20	124	10.72	-10.3
25	Ariel Prieto A. Prieto	4.7	588	1	125.0	22	22	1997	OAK	6	8	.429	5.04	90	0	0	0	155	70	84	16	70	5	0	3	7	6.48	5.04	1.29	1.15	15.3	11.9	1.80	.342	6.05	113	5.13	114	11.16	-9.1