most k/9 innings pitched season minimum 275 ks

Gerrit Cole has the best K/9 with 275+ strikeouts in a season, with 13.82 per nine innings in 2019.

Interpreted as:

most k/9 innings by a player pitched season minimum 275 ks

	NAME	K/9	SO	SEASON	TM	G	W	L	W%	GS	ERA	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	ERA-	FIP	FIP-	H/9	PRAA
1	Gerrit Cole G. Cole	13.82	326	2019	HOU	33	20	5	.800	33	2.50	0	0	0	212.1	142	59	66	29	48	3	0	0	817	4	2.03	6.79	1.23	39.9	5.9	0.89	.275	2.80	55	2.63	58	6.02	45
2	Spencer Strider S. Strider	13.55	281	2023	ATL	32	19	5	.792	32	3.86	0	0	0	186.2	146	80	85	22	58	9	0	1	763	6	2.80	4.84	1.06	36.8	7.6	1.09	.316	4.10	87	2.85	66	7.04	30.3
3	Randy Johnson R. Johnson	13.41	372	2001	ARI	35	21	6	.778	34	2.49	3	2	0	249.2	181	69	74	19	71	18	1	2	994	8	2.56	5.24	0.68	37.4	7.1	1.01	.315	2.67	55	2.12	48	6.52	63.9
4	Pedro Martinez P. Martinez	13.20	313	1999	BOS	31	23	4	.852	29	2.07	5	1	0	213.1	160	49	56	9	37	9	1	1	835	6	1.56	8.46	0.38	37.5	4.4	0.92	.323	2.36	42	1.38	30	6.75	79.4
5	Chris Sale C. Sale	12.93	308	2017	BOS	32	17	8	.680	32	2.90	1	0	0	214.1	165	69	73	24	43	8	0	0	851	3	1.81	7.16	1.01	36.2	5.1	0.97	.301	3.07	63	2.45	56	6.93	45.5
6	Randy Johnson R. Johnson	12.56	347	2000	ARI	35	19	7	.731	35	2.64	8	3	0	248.2	202	73	89	23	76	6	0	1	1,001	5	2.75	4.57	0.83	34.7	7.6	1.12	.326	3.22	56	2.53	53	7.31	61.1
7	Gerrit Cole G. Cole	12.40	276	2018	HOU	32	15	5	.750	32	2.88	1	1	0	200.1	143	64	68	19	64	7	0	0	799	9	2.88	4.31	0.85	34.5	8.0	1.03	.286	3.05	70	2.70	65	6.42	32.7
8	Randy Johnson R. Johnson	12.35	294	1995	SEA	30	18	2	.900	30	2.48	6	3	0	214.1	159	59	65	12	65	6	0	1	866	5	2.73	4.52	0.50	33.9	7.5	1.05	.301	2.73	53	2.08	44	6.68	62
9	Randy Johnson R. Johnson	12.30	291	1997	SEA	30	20	4	.833	29	2.28	5	2	0	213.0	147	54	60	20	77	10	0	2	850	4	3.25	3.78	0.85	34.2	9.1	1.05	.281	2.54	50	2.82	62	6.21	41.3
10	Max Scherzer M. Scherzer	12.24	300	2018	WSH	33	18	7	.720	33	2.53	2	1	0	220.2	150	62	66	23	51	12	0	4	866	4	2.08	5.88	0.94	34.6	5.9	0.91	.265	2.69	62	2.65	64	6.12	36.1
11	Justin Verlander J. Verlander	12.20	290	2018	HOU	34	16	9	.640	34	2.52	1	1	0	214.0	156	60	63	28	37	8	0	0	833	5	1.56	7.84	1.18	34.8	4.4	0.90	.272	2.65	62	2.78	67	6.56	33
12	Randy Johnson R. Johnson	12.12	329	1998	TOT	34	19	11	.633	34	3.28	10	6	0	244.1	203	89	102	23	86	14	0	1	1,014	7	3.17	3.83	0.85	32.4	8.5	1.18	.320	3.76	72	2.89	65	7.48	42.2
13	Justin Verlander J. Verlander	12.11	300	2019	HOU	34	21	6	.778	34	2.58	2	1	0	223.0	137	64	66	36	42	6	0	0	847	4	1.70	7.14	1.45	35.4	5.0	0.80	.218	2.66	57	3.26	72	5.53	31.5
14	Randy Johnson R. Johnson	12.06	364	1999	ARI	35	17	9	.654	35	2.48	12	2	0	271.2	207	75	86	30	70	9	0	3	1,079	4	2.32	5.20	0.99	33.7	6.5	1.02	.292	2.85	53	2.75	59	6.86	57.2
15	Yu Darvish Y. Darvish	11.89	277	2013	TEX	32	13	9	.591	32	2.83	0	0	0	209.2	145	66	68	26	80	8	0	1	841	7	3.43	3.46	1.12	32.9	9.5	1.07	.264	2.92	67	3.27	80	6.22	18.5
16	Pedro Martinez P. Martinez	11.78	284	2000	BOS	29	18	6	.750	29	1.74	7	4	0	217.0	128	42	44	17	32	14	0	0	817	1	1.33	8.88	0.71	34.8	3.9	0.74	.236	1.82	35	2.16	47	5.31	61.5
17	Clayton Kershaw C. Kershaw	11.64	301	2015	LAD	33	16	7	.696	33	2.13	4	3	0	232.2	163	55	62	15	42	5	0	1	890	9	1.62	7.17	0.58	33.8	4.7	0.88	.281	2.40	57	1.98	52	6.31	47.7
18	Randy Johnson R. Johnson	11.56	334	2002	ARI	35	24	5	.828	35	2.32	8	4	0	260.0	197	67	78	26	71	13	0	1	1,035	3	2.46	4.70	0.90	32.3	6.9	1.03	.289	2.70	54	2.65	61	6.82	47
19	Dwight Gooden D. Gooden	11.39	276	1984	NYM	31	17	9	.654	31	2.60	7	3	0	218.0	161	63	72	7	73	2	0	2	879	3	3.01	3.78	0.29	31.4	8.3	1.07	.296	2.97	74	1.68	48	6.65	44.6
20	Pedro Martinez P. Martinez	11.37	305	1997	MON	31	17	8	.680	31	1.90	13	4	0	241.1	158	51	65	16	67	9	0	5	947	3	2.50	4.55	0.60	32.2	7.1	0.93	.258	2.42	45	2.38	57	5.89	49
21	Nolan Ryan N. Ryan	11.32	301	1989	TEX	32	16	10	.615	32	3.20	6	2	0	239.1	162	85	96	17	98	9	0	3	988	19	3.69	3.07	0.64	30.5	9.9	1.09	.258	3.61	82	2.50	65	6.09	35.1
22	Curt Schilling C. Schilling	11.29	319	1997	PHI	35	17	11	.607	35	2.97	7	2	0	254.1	208	84	96	25	58	5	0	3	1,009	5	2.05	5.50	0.88	31.6	5.7	1.05	.304	3.40	69	2.61	62	7.36	45.8
23	Max Scherzer M. Scherzer	11.19	284	2016	WSH	34	20	7	.741	34	2.96	1	0	0	228.1	165	75	77	31	56	6	0	2	902	2	2.21	5.07	1.22	31.5	6.2	0.97	.255	3.04	70	3.23	78	6.50	22.7
24	Curt Schilling C. Schilling	10.97	316	2002	ARI	36	23	7	.767	35	3.23	5	1	0	259.1	218	93	95	29	33	3	0	1	1,017	6	1.15	9.58	1.01	31.1	3.2	0.97	.297	3.30	75	2.39	55	7.57	54.3
25	Max Scherzer M. Scherzer	10.86	276	2015	WSH	33	14	12	.538	33	2.79	4	3	0	228.2	176	71	74	27	34	5	0	2	899	10	1.34	8.12	1.06	30.7	3.8	0.92	.268	2.91	71	2.76	72	6.93	27.6