which pitcher has the highest career strikeouts per nine innings minimum 100 innings pitched

Aroldis Chapman has the best career K/9 when pitching at least 100 innings, with 14.58 per nine innings.

	NAME	K/9	IP	G	W	L	W%	GS	ERA	SO	CG	SHO	SV	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	Aroldis Chapman A. Chapman	14.58	821.1	863	60	47	.561	0	2.52	1,331	0	0	367	475	230	255	54	408	33	563	7	3,341	87	4.47	3.26	0.59	39.8	12.2	1.08	.278	2.79	61	2.36	57	5.20	161.8
2	Josh Hader J. Hader	14.56	512.1	468	34	31	.523	0	2.64	829	0	0	226	282	150	164	65	198	24	321	6	2,019	19	3.48	4.19	1.14	41.1	9.8	0.94	.240	2.88	64	2.88	69	4.95	75.7
3	Edwin Díaz E. Díaz	14.54	519.1	520	28	36	.438	0	2.82	839	0	0	253	356	163	176	54	182	40	395	9	2,105	33	3.15	4.61	0.94	39.9	8.6	1.04	.305	3.05	70	2.55	61	6.17	93.4
4	Dellin Betances D. Betances	14.45	394.1	374	21	23	.477	1	2.53	633	0	0	36	240	111	124	26	183	28	86	5	1,613	28	4.18	3.46	0.59	39.2	11.3	1.07	.288	2.83	61	2.39	56	5.48	78.8
5	Devin Williams D. Williams	14.06	297.2	308	31	16	.660	0	2.45	465	0	0	86	174	81	100	20	137	15	126	4	1,211	17	4.14	3.39	0.60	38.4	11.3	1.04	.268	3.02	59	2.45	57	5.26	59.7
6	Craig Kimbrel C. Kimbrel	14.04	821.2	851	56	48	.538	0	2.58	1,282	0	0	440	492	236	263	75	346	40	656	11	3,306	70	3.79	3.71	0.82	38.8	10.5	1.02	.267	2.88	63	2.60	64	5.39	131.8
7	Mason Miller M. Miller	13.84	160.0	125	3	7	.300	6	2.81	246	0	0	50	88	50	57	13	65	5	81	5	622	8	3.66	3.78	0.73	39.5	10.5	0.96	.256	3.21	70	2.46	60	4.95	29.1
8	Félix Bautista F. Bautista	13.83	161.1	156	13	7	.650	0	2.01	248	0	0	67	84	36	42	14	72	3	104	1	632	10	4.02	3.44	0.78	39.2	11.4	0.97	.237	2.34	51	2.61	65	4.69	25.9
9	Fernando Cruz F. Cruz	13.82	195.1	190	7	15	.318	7	4.28	300	0	0	2	148	93	99	21	96	7	26	2	831	19	4.42	3.13	0.97	36.1	11.6	1.25	.312	4.56	97	3.09	70	6.82	27.6
10	James Karinchak J. Karinchak	13.74	165.2	174	12	11	.522	0	3.10	253	0	0	15	98	57	64	18	98	6	48	2	697	15	5.32	2.58	0.98	36.3	14.1	1.18	.248	3.48	74	3.42	82	5.32	14
11	Jeremiah Estrada J. Estrada	13.35	150.1	156	10	8	.556	0	3.47	223	0	0	4	118	58	63	21	65	3	29	4	637	9	3.89	3.43	1.26	35.0	10.2	1.22	.298	3.77	86	3.35	82	7.06	11.9
12	Josh James J. James	13.33	106.2	73	8	1	.889	6	4.64	158	0	0	1	80	55	57	18	61	8	24	0	461	10	5.15	2.59	1.52	34.3	13.2	1.32	.287	4.81	105	4.36	99	6.75	0.5
13	Austin Adams A. Adams	12.89	155.2	188	7	7	.500	2	4.10	223	0	0	0	110	71	80	11	98	44	32	4	705	18	5.67	2.28	0.64	31.6	13.9	1.34	.301	4.63	100	3.97	95	6.36	4.1
14	Cade Smith C. Smith	12.50	149.0	150	14	6	.700	0	2.42	207	0	0	17	106	40	47	5	36	7	32	3	589	3	2.17	5.75	0.30	35.1	6.1	0.95	.302	2.84	60	1.67	41	6.40	40.4
15	Kenley Jansen K. Jansen	12.40	927.1	934	54	40	.574	0	2.57	1,278	0	0	475	610	265	284	88	282	32	700	20	3,680	21	2.74	4.53	0.85	34.7	7.7	0.96	.261	2.76	65	2.62	64	5.92	147.2
16	Kirby Yates K. Yates	12.39	452.2	472	30	24	.556	0	3.36	623	0	0	98	332	169	183	63	181	29	211	13	1,883	18	3.60	3.44	1.25	33.1	9.6	1.13	.273	3.64	82	3.61	87	6.60	28.3
17	Spencer Strider S. Strider	12.38	455.0	90	38	24	.613	77	3.74	626	0	0	0	368	189	198	52	160	20	3	2	1,881	13	3.16	3.91	1.03	33.3	8.5	1.16	.309	3.92	87	3.09	75	7.28	52.1
18	Andrew Nardi A. Nardi	12.35	121.2	135	12	4	.750	0	4.51	167	0	0	3	114	61	64	19	53	5	19	3	530	2	3.92	3.15	1.41	31.5	10.0	1.37	.332	4.73	107	3.91	94	8.43	3.6
19	Andrés Muñoz A. Muñoz	12.29	259.1	263	12	23	.343	0	2.43	354	0	0	78	166	70	84	17	104	16	124	12	1,046	19	3.61	3.40	0.59	33.8	9.9	1.04	.268	2.92	63	2.67	67	5.76	39.1
20	Ken Giles K. Giles	12.26	355.1	362	14	18	.438	0	2.71	484	0	0	115	283	107	121	28	114	5	208	5	1,454	24	2.89	4.25	0.71	33.3	7.8	1.12	.310	3.06	66	2.45	58	7.17	68
21	Bryan Abreu B. Abreu	12.23	329.2	317	16	12	.571	0	2.65	448	0	0	16	239	97	107	25	148	22	62	0	1,369	20	4.04	3.03	0.68	32.7	10.8	1.17	.295	2.92	65	2.98	72	6.52	41.9
22	José Quijada J. Quijada	12.18	129.1	142	4	14	.222	0	4.59	175	0	0	8	99	66	73	19	86	12	32	8	576	4	5.98	2.03	1.32	30.4	14.9	1.43	.282	5.08	110	4.64	110	6.89	-6.3
23	Rob Dibble R. Dibble	12.17	477.0	385	27	25	.519	0	2.98	645	0	0	89	332	158	169	27	238	12	204	25	1,979	36	4.49	2.71	0.51	32.6	12.0	1.19	.289	3.19	77	2.43	61	6.26	74.2
24	Trevor Rosenthal T. Rosenthal	12.12	364.0	373	12	25	.324	0	3.36	490	0	0	132	304	136	145	19	177	22	207	8	1,570	23	4.38	2.77	0.47	31.2	11.3	1.32	.331	3.59	85	2.74	70	7.52	48.2
25	Matt Brash M. Brash	12.11	168.2	170	14	11	.560	5	3.31	227	0	0	8	152	62	66	10	80	10	18	3	729	14	4.27	2.84	0.53	31.1	11.0	1.38	.353	3.52	86	2.85	72	8.11	22