pitcher with highest so/9 in a season, nl

Jacob deGrom has the highest K/9 in the NL in a season, with 13.76 per nine innings in 2020.

Interpreted as:

pitcher with highest so/9 with a minimum of 1 IP per team game in a season, nl

	NAME	K/9	SEASON	TM	G	W	L	W%	GS	ERA	SO	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	Jacob deGrom J. deGrom	13.76	2020	NYM	12	4	2	.667	12	2.38	104	0	0	0	68.0	47	18	21	7	18	0	0	0	268	4	2.38	5.78	0.93	38.8	6.7	0.96	.288	2.78	57	2.26	52	6.22	15.9
2	Spencer Strider S. Strider	13.55	2023	ATL	32	19	5	.792	32	3.86	281	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	2001	ARI	35	21	6	.778	34	2.49	372	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	Max Scherzer M. Scherzer	12.69	2019	WSH	27	11	7	.611	27	2.92	243	0	0	0	172.1	144	56	59	18	33	7	0	2	693	0	1.72	7.36	0.94	35.1	4.8	1.03	.321	3.08	66	2.44	55	7.52	38.6
5	Corbin Burnes C. Burnes	12.61	2021	MIL	28	11	5	.688	28	2.43	234	0	0	0	167.0	123	45	47	7	34	6	0	0	657	5	1.83	6.88	0.38	35.6	5.2	0.94	.309	2.53	58	1.62	38	6.63	48.9
6	Kerry Wood K. Wood	12.58	1998	CHC	26	13	6	.684	26	3.40	233	1	1	0	166.2	117	63	69	14	85	11	0	1	699	6	4.59	2.74	0.76	33.3	12.2	1.21	.289	3.73	80	3.16	73	6.32	21.9
7	Randy Johnson R. Johnson	12.56	2000	ARI	35	19	7	.731	35	2.64	347	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
8	Jose Fernandez J. Fernandez	12.49	2016	MIA	29	16	8	.667	29	2.86	253	0	0	0	182.1	149	58	63	13	55	6	0	6	737	9	2.71	4.60	0.64	34.3	7.5	1.12	.332	3.11	72	2.29	57	7.35	35.4
9	Trevor Bauer T. Bauer	12.33	2020	CIN	11	5	4	.556	11	1.73	100	2	2	0	73.0	41	14	17	9	17	3	0	1	278	3	2.10	5.88	1.11	36.0	6.1	0.79	.215	2.10	36	2.87	61	5.05	14.1
10	Max Scherzer M. Scherzer	12.30	2020	WSH	12	5	4	.556	12	3.74	92	1	0	0	67.1	70	28	30	10	23	1	0	1	295	6	3.07	4.00	1.34	31.2	7.8	1.38	.355	4.01	83	3.45	76	9.36	8
11	Max Scherzer M. Scherzer	12.24	2018	WSH	33	18	7	.720	33	2.53	300	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
12	Robbie Ray R. Ray	12.13	2019	ARI	33	12	8	.600	33	4.34	235	0	0	0	174.1	150	84	91	30	84	5	0	5	747	7	4.34	2.80	1.55	31.5	11.2	1.34	.305	4.70	98	4.28	99	7.74	1
13	Dinelson Lamet D. Lamet	12.13	2020	SDP	12	3	1	.750	12	2.09	93	0	0	0	69.0	39	16	18	5	20	4	0	0	267	1	2.61	4.65	0.65	34.8	7.5	0.86	.234	2.35	49	2.47	56	5.09	15.1
14	Aaron Nola A. Nola	12.11	2020	PHI	12	5	5	.500	12	3.28	96	2	1	0	71.1	54	26	31	9	23	2	0	2	289	1	2.90	4.17	1.14	33.2	8.0	1.08	.283	3.91	73	3.18	70	6.81	10.6
15	Robbie Ray R. Ray	12.11	2017	ARI	28	15	5	.750	28	2.89	218	1	1	0	162.0	116	52	57	23	71	5	0	3	665	8	3.94	3.07	1.28	32.8	10.7	1.15	.267	3.17	63	3.71	85	6.44	11.6
16	Randy Johnson R. Johnson	12.06	1999	ARI	35	17	9	.654	35	2.48	364	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
17	Max Scherzer M. Scherzer	12.02	2017	WSH	31	16	6	.727	31	2.51	268	2	0	0	200.2	126	56	62	22	55	11	0	2	780	4	2.47	4.87	0.99	34.4	7.1	0.90	.245	2.78	57	2.89	66	5.65	33.2
18	Carlos Rodón C. Rodón	11.98	2022	SFG	31	14	8	.636	31	2.88	237	1	0	0	178.0	131	57	59	12	52	3	0	0	710	10	2.63	4.56	0.61	33.4	7.3	1.03	.293	2.98	74	2.25	59	6.62	32.2
19	Max Scherzer M. Scherzer	11.84	2021	TOT	30	15	4	.789	30	2.46	236	1	0	0	179.1	119	49	53	23	36	10	0	0	693	2	1.81	6.56	1.15	34.1	5.2	0.86	.247	2.66	59	2.97	69	5.97	26
20	Blake Snell B. Snell	11.70	2023	SDP	32	14	9	.609	32	2.25	234	0	0	0	180.0	115	45	47	15	99	3	0	0	742	13	4.95	2.36	0.75	31.5	13.3	1.19	.256	2.35	54	3.43	79	5.75	18
21	Clayton Kershaw C. Kershaw	11.64	2015	LAD	33	16	7	.696	33	2.13	301	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
22	Randy Johnson R. Johnson	11.56	2002	ARI	35	24	5	.828	35	2.32	334	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
23	Yu Darvish Y. Darvish	11.54	2019	CHC	31	6	8	.429	31	3.98	229	0	0	0	178.2	140	79	82	33	56	11	0	1	731	11	2.82	4.09	1.66	31.3	7.7	1.10	.266	4.13	90	4.17	94	7.05	5.1
24	Dylan Cease D. Cease	11.52	2025	SDP	32	8	12	.400	32	4.55	215	0	0	0	168.0	152	85	91	21	71	5	0	2	722	5	3.80	3.03	1.13	29.8	9.8	1.33	.320	4.88	112	3.56	87	8.14	10.2
25	Nolan Ryan N. Ryan	11.48	1987	HOU	34	8	16	.333	34	2.76	270	0	0	0	211.2	154	65	75	14	87	4	0	2	873	10	3.70	3.10	0.60	30.9	10.0	1.14	.281	3.19	70	2.46	63	6.55	34.5