last pitcher to throw 300 innings in a single season

Steve Carlton had 304 innings pitched in 1980.

Interpreted as:

last pitcher to throw 300 or more innings in a single season

	NAME	IP	SEASON	TM	G	W	L	W%	GS	ERA	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	Steve Carlton S. Carlton	304.0	1980	PHI	38	24	9	.727	38	2.34	286	13	3	0	243	79	87	15	90	2	0	12	1,228	17	8.47	2.66	3.18	0.44	23.3	7.3	1.10	.273	2.58	64	2.41	66	7.19	42.3
2	Phil Niekro P. Niekro	342.0	1979	ATL	44	21	20	.512	44	3.39	208	23	1	0	311	129	160	41	113	11	0	8	1,436	18	5.47	2.97	1.84	1.08	14.5	7.9	1.24	.254	4.21	84	4.15	101	8.18	0.1
3	Phil Niekro P. Niekro	334.1	1978	ATL	44	19	18	.514	42	2.88	248	22	4	1	295	107	129	16	102	13	1	5	1,389	11	6.68	2.75	2.43	0.43	17.9	7.3	1.19	.276	3.47	73	2.74	72	7.94	38.1
4	Dave Goltz D. Goltz	303.0	1977	MIN	39	20	11	.645	39	3.36	186	19	2	0	284	113	129	23	91	2	0	4	1,253	9	5.52	2.70	2.04	0.68	14.8	7.3	1.24	.274	3.83	81	3.41	83	8.44	23.2
5	Phil Niekro P. Niekro	330.1	1977	ATL	44	16	20	.444	43	4.03	262	20	2	0	315	148	166	26	164	8	1	12	1,428	17	7.14	4.47	1.60	0.71	18.3	11.5	1.45	.299	4.52	95	3.73	88	8.58	18.1
6	Jim Palmer J. Palmer	319.0	1977	BAL	39	20	11	.645	39	2.91	193	22	3	0	263	103	106	24	99	3	0	1	1,269	7	5.45	2.79	1.95	0.68	15.2	7.8	1.13	.252	2.99	77	3.46	89	7.42	15.5
7	Steve Rogers S. Rogers	301.2	1977	MON	40	17	16	.515	40	3.10	206	17	4	0	272	104	122	16	81	5	0	3	1,235	14	6.15	2.42	2.54	0.48	16.7	6.6	1.17	.276	3.64	81	2.91	76	8.11	31.2
8	Randy Jones R. Jones	315.1	1976	SDP	40	22	14	.611	40	2.74	93	25	5	0	274	96	109	15	50	4	0	9	1,251	0	2.65	1.43	1.86	0.43	7.4	4.0	1.03	.238	3.11	83	3.17	94	7.82	7.1
9	Jim Palmer J. Palmer	315.0	1976	BAL	40	22	13	.629	40	2.51	159	23	6	0	255	88	101	20	84	8	0	5	1,256	5	4.54	2.40	1.89	0.57	12.7	6.7	1.08	.239	2.89	77	3.32	97	7.29	3.3
10	Catfish Hunter C. Hunter	328.0	1975	NYY	39	23	14	.622	39	2.58	177	30	7	0	248	94	107	25	83	5	0	4	1,294	7	4.86	2.28	2.13	0.69	13.7	6.4	1.01	.222	2.94	70	3.29	88	6.80	16
11	Jim Kaat J. Kaat	303.2	1975	CWS	43	20	14	.588	41	3.11	142	12	1	0	321	105	121	20	77	9	1	0	1,279	0	4.21	2.28	1.84	0.59	11.1	6.0	1.31	.292	3.59	81	3.35	89	9.51	14.3
12	Andy Messersmith A. Messersmith	321.2	1975	LAD	42	19	14	.576	40	2.29	213	19	7	1	244	82	92	22	96	5	2	2	1,276	8	5.96	2.69	2.22	0.62	16.7	7.5	1.06	.236	2.57	66	3.08	86	6.83	18.2
13	Jim Palmer J. Palmer	323.0	1975	BAL	39	23	11	.676	38	2.09	193	25	10	1	253	75	87	20	80	2	1	4	1,268	4	5.38	2.23	2.41	0.56	15.2	6.3	1.03	.239	2.42	58	2.95	80	7.05	27
14	Gaylord Perry G. Perry	305.2	1975	TOT	37	18	17	.514	37	3.24	233	25	5	0	277	110	127	28	70	4	0	6	1,248	5	6.86	2.06	3.33	0.82	18.7	5.6	1.14	.273	3.74	86	2.97	78	8.16	28.4
15	Catfish Hunter C. Hunter	318.1	1974	OAK	41	25	12	.676	41	2.49	143	23	6	0	268	88	97	25	46	4	0	2	1,240	1	4.04	1.30	3.11	0.71	11.5	3.7	0.99	.238	2.74	73	3.16	86	7.58	17.6
16	Fergie Jenkins F. Jenkins	328.1	1974	TEX	41	25	12	.676	41	2.82	225	29	6	0	286	103	117	27	45	8	0	3	1,305	4	6.17	1.23	5.00	0.74	17.2	3.4	1.01	.259	3.21	79	2.75	77	7.84	29.4
17	Mickey Lolich M. Lolich	308.0	1974	DET	41	16	21	.432	41	4.15	202	27	3	0	310	142	155	38	78	3	0	11	1,263	10	5.90	2.28	2.59	1.11	16.0	6.2	1.26	.289	4.53	109	3.65	98	9.06	3.2
18	Phil Niekro P. Niekro	302.1	1974	ATL	41	20	13	.606	39	2.38	195	18	6	1	249	80	91	19	88	6	1	3	1,219	6	5.80	2.62	2.22	0.57	16.0	7.2	1.11	.252	2.71	62	3.03	78	7.41	27.4
19	Gaylord Perry G. Perry	322.1	1974	CLE	37	21	13	.618	37	2.51	216	28	4	0	230	90	98	25	99	6	0	7	1,262	2	6.03	2.76	2.18	0.70	17.1	7.8	1.02	.224	2.74	69	3.21	87	6.42	17.3
20	Nolan Ryan N. Ryan	332.2	1974	CAL	42	22	16	.579	41	2.89	367	26	3	0	221	107	127	18	202	9	1	3	1,392	9	9.93	5.46	1.82	0.49	26.4	14.5	1.27	.255	3.44	85	2.97	84	5.98	20.2
21	Luis Tiant L. Tiant	311.1	1974	BOS	38	22	13	.629	38	2.92	176	25	7	0	281	101	106	21	82	4	0	3	1,266	1	5.09	2.37	2.15	0.61	13.9	6.5	1.17	.264	3.06	75	3.14	83	8.12	21.4
22	Wilbur Wood W. Wood	320.1	1974	CWS	42	20	19	.513	42	3.60	169	22	1	0	305	128	143	27	80	9	0	8	1,316	5	4.75	2.25	2.11	0.76	12.8	6.1	1.20	.270	4.02	97	3.44	96	8.57	5
23	Bert Blyleven B. Blyleven	325.0	1973	MIN	40	20	17	.541	40	2.52	258	25	9	0	296	91	109	16	67	9	0	4	1,321	7	7.14	1.86	3.85	0.44	19.5	5.1	1.12	.288	3.02	63	2.31	58	8.20	57.6
24	Jim Colborn J. Colborn	314.1	1973	MIL	43	20	12	.625	36	3.18	135	22	4	1	297	111	133	21	87	3	2	5	1,287	6	3.87	2.49	1.55	0.60	10.5	6.8	1.22	.265	3.81	83	3.43	90	8.50	13
25	Mickey Lolich M. Lolich	308.2	1973	DET	42	16	15	.516	42	3.82	214	17	3	0	315	131	143	35	79	5	0	7	1,286	12	6.24	2.30	2.71	1.02	16.6	6.1	1.28	.294	4.17	97	3.46	88	9.18	15.5