who has the worst k/9 of all-time after 1950

Since 1951, George O'Donnell has the lowest K/9, with 0.82 per nine innings.

Interpreted as:
Who has the worst k/9 with a minimum of 0.5 IP per team game of all-time after 1950?
NAMEK/9GWLW%GSERASOCGSHOSVIPHERRHRBBHBPGFIBBTBFWPBB/9K/BBHR/9K%BB%WHIPBABIPRAERA-FIPFIP-H/9PRAA
1George O'Donnell
G. O'Donnell
0.82
21
3
9
.250
10
4.53
8
3
0
2
87.1
105
44
50
4
21
2
6
373
2
2.16
0.38
0.41
2.1
5.6
1.44
.299
5.15
109
3.60
87
10.82
5.2
2Sam Zoldak
S. Zoldak
1.33
42
6
16
.273
28
3.50
30
10
1
1
203.1
213
79
92
12
49
0
7
850
0
2.17
0.61
0.53
3.5
5.8
1.29
.265
4.07
87
3.64
91
9.43
8.1
3Sandy Consuegra
S. Consuegra
2.04
227
44
24
.647
53
3.18
155
16
3
26
684.2
679
242
275
37
189
5
89
11
2,848
8
2.48
0.82
0.49
5.4
6.6
1.27
.261
3.61
82
3.54
92
8.93
22.7
4Dick Fowler
D. Fowler
2.11
40
6
13
.316
25
5.88
43
5
0
0
183.2
212
120
132
15
100
5
8
841
2
4.90
0.43
0.74
5.1
11.9
1.70
.291
6.47
145
4.76
119
10.39
-14.7
5Jim Konstanty
J. Konstanty
2.16
270
34
31
.523
23
3.85
134
9
1
45
559.0
614
239
275
55
148
3
166
3
2,384
3
2.38
0.91
0.89
5.6
6.2
1.36
.273
4.43
98
4.08
104
9.89
-11.2
6Howie Fox
H. Fox
2.47
91
12
23
.343
41
4.01
100
11
4
4
363.2
389
162
179
26
129
4
29
1,553
6
3.19
0.78
0.64
6.4
8.3
1.42
.281
4.43
106
3.92
102
9.63
-2.9
7Fred Hutchinson
F. Hutchinson
2.64
46
12
11
.522
21
3.59
69
9
2
2
235.1
253
94
103
16
36
3
17
976
4
1.38
1.92
0.61
7.1
3.7
1.23
.278
3.94
87
3.26
81
9.68
20.2
8Clyde King
C. King
2.66
106
19
13
.594
7
4.65
71
1
0
8
240.0
252
124
136
35
94
6
58
1,028
7
3.53
0.76
1.31
6.9
9.1
1.44
.264
5.10
114
5.05
122
9.45
-24.5
9Marion Fricano
M. Fricano
2.67
88
15
23
.395
43
4.32
115
14
0
2
387.2
393
186
213
40
164
10
26
0
1,688
8
3.81
0.70
0.93
6.8
9.7
1.44
.260
4.94
109
4.60
114
9.12
-23.4
10Johnny Rutherford
J. Rutherford
2.68
22
7
7
.500
11
4.25
29
4
0
2
97.1
97
46
51
9
29
2
8
408
2
2.68
1.00
0.83
7.1
7.1
1.29
.260
4.72
113
3.95
106
8.97
-2.2
11Randy Gumpert
R. Gumpert
2.71
63
14
17
.452
29
4.27
80
9
1
3
265.1
283
126
140
33
69
7
21
1,148
1
2.34
1.16
1.12
7.0
6.0
1.33
.261
4.75
111
4.31
113
9.60
-15.1
12Carl Scheib
C. Scheib
2.72
108
15
28
.349
40
4.70
122
14
1
15
403.2
395
211
228
40
156
20
59
1,745
14
3.48
0.78
0.89
7.0
8.9
1.36
.252
5.08
117
4.46
112
8.81
-19.8
13Bob Hooper
B. Hooper
2.76
149
25
31
.446
37
4.72
138
13
0
20
450.1
459
236
269
35
189
10
64
0
1,947
8
3.78
0.73
0.70
7.1
9.7
1.44
.269
5.38
119
4.18
107
9.17
-12
14Bob Keegan
B. Keegan
2.76
135
40
36
.526
87
3.66
198
29
6
5
644.2
668
262
300
70
233
8
18
9
2,768
3
3.25
0.85
0.98
7.2
8.4
1.40
.265
4.19
95
4.36
114
9.33
-38
15Jeff Ballard
J. Ballard
2.84
197
41
53
.436
118
4.71
244
10
2
2
773.1
914
405
458
92
229
18
22
22
3,357
13
2.67
1.07
1.07
7.3
6.8
1.48
.296
5.33
119
4.69
117
10.64
-60.7
16Fred Sanford
F. Sanford
2.87
27
4
10
.286
16
6.82
29
1
0
0
91.0
103
69
71
13
75
0
3
442
0
7.42
0.39
1.29
6.6
17.0
1.96
.277
7.02
165
6.17
155
10.19
-22.3
17Johnny Schmitz
J. Schmitz
2.88
150
25
36
.410
75
3.72
202
25
3
8
632.0
661
261
296
35
249
19
42
5
2,741
12
3.55
0.81
0.50
7.4
9.1
1.44
.280
4.22
97
3.78
99
9.41
2
18Steve Kline
S. Kline
2.88
129
43
45
.489
105
3.26
240
34
6
1
750.1
708
272
318
61
184
16
9
24
3,086
9
2.21
1.30
0.73
7.8
6.0
1.19
.250
3.81
97
3.71
108
8.49
-26.2
19Mike Blyzka
M. Blyzka
2.89
70
3
11
.214
9
5.58
58
2
0
1
180.2
193
112
126
8
107
0
25
826
8
5.33
0.54
0.40
7.0
13.0
1.66
.283
6.28
144
4.21
108
9.61
-6.4
20Spec Shea
S. Shea
2.89
120
32
30
.516
70
3.99
179
27
6
2
557.0
557
247
288
41
278
13
33
0
2,440
13
4.49
0.64
0.66
7.3
11.4
1.50
.267
4.65
106
4.35
115
9.00
-37.7
21Phil Huffman
P. Huffman
2.94
33
6
18
.250
32
6.03
58
2
1
0
177.2
227
119
138
26
73
0
0
1
828
5
3.70
0.79
1.32
7.0
8.8
1.69
.300
6.99
138
5.20
122
11.50
-18
22Lary Sorensen
L. Sorensen
2.95
346
93
103
.474
235
4.15
569
69
10
6
1736.1
1,960
800
894
147
402
31
45
49
7,385
31
2.08
1.42
0.76
7.7
5.4
1.36
.291
4.63
105
3.89
99
10.16
2.3
23Ed Lopat
E. Lopat
2.98
128
66
34
.660
116
3.03
287
50
10
0
868.0
852
292
334
70
214
21
6
5
3,581
3
2.22
1.34
0.73
8.0
6.0
1.23
.262
3.46
82
3.65
100
8.83
-0.5
24Ken Raffensberger
K. Raffensberger
2.99
112
40
46
.465
93
3.40
226
41
12
6
680.0
694
257
290
72
119
8
15
2,798
4
1.58
1.90
0.95
8.1
4.3
1.20
.262
3.84
84
3.75
93
9.19
21.6
25Paul Hartzell
P. Hartzell
3.03
170
27
39
.409
77
3.90
237
22
2
12
703.1
766
305
350
49
181
23
58
26
2,982
15
2.32
1.31
0.63
7.9
6.1
1.35
.288
4.48
101
3.77
98
9.80
3.8
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