lowest career bb/9 since 1921, min 300 gs

Since 1921, Red Lucas has walked the worst walks per nine innings when starting 300+ games, with 1.61 BB/9.

Interpreted as:

lowest career bb/9 by a player since 1921, min 300 gs

	NAME	BB/9	GS	G	W	L	W%	ERA	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP	K/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	ERA-	FIP	FIP-	H/9	PRAA
1	Red Lucas R. Lucas	1.61	302	396	157	135	.538	3.72	602	204	22	7	2542.0	2,736	1,051	1,203	136	455	22	71		10,651	7	2.13	1.32	0.48	5.7	4.3	1.26	.276	4.26	95	3.86	97	9.69	36
2	Brad Radke B. Radke	1.63	377	378	148	139	.516	4.22	1,467	37	10	0	2451.0	2,643	1,150	1,233	326	445	62	0	12	10,244	28	5.39	3.30	1.20	14.3	4.3	1.26	.292	4.53	90	4.24	94	9.71	75.2
3	Bret Saberhagen B. Saberhagen	1.65	371	399	167	117	.588	3.34	1,715	76	16	1	2562.2	2,452	952	1,036	218	471	59	13	34	10,421	53	6.02	3.64	0.77	16.5	4.5	1.14	.281	3.64	80	3.26	80	8.61	225.4
4	Jon Lieber J. Lieber	1.73	327	401	131	124	.514	4.27	1,553	25	5	2	2198.0	2,388	1,043	1,158	285	422	49	18	52	9,300	30	6.36	3.68	1.17	16.7	4.5	1.28	.301	4.74	98	4.01	90	9.78	104.3
5	Fritz Peterson F. Peterson	1.73	330	355	133	131	.504	3.30	1,015	90	20	1	2218.1	2,217	813	947	173	426	42	9	75	9,103	33	4.12	2.38	0.70	11.2	4.7	1.19	.274	3.84	99	3.24	94	8.99	51.9
6	Robin Roberts R. Roberts	1.73	609	676	286	245	.539	3.41	2,357	305	45	25	4688.2	4,582	1,774	1,962	505	902	54	49	69	19,174	33	4.52	2.61	0.97	12.3	4.7	1.17	.265	3.77	89	3.50	91	8.80	179.6
7	Greg Maddux G. Maddux	1.80	740	744	355	227	.610	3.16	3,371	109	35	0	5008.1	4,726	1,756	1,981	353	999	137	3	177	20,421	70	6.06	3.37	0.63	16.5	4.9	1.14	.281	3.56	76	3.25	78	8.49	519.5
8	Carl Hubbell C. Hubbell	1.82	433	535	253	154	.622	2.98	1,677	260	36	33	3590.1	3,461	1,188	1,380	227	725	53	82		14,805	53	4.20	2.31	0.57	11.3	4.9	1.17	.267	3.46	76	3.55	89	8.68	174.2
9	Juan Marichal J. Marichal	1.82	457	471	243	142	.631	2.89	2,303	244	52	2	3507.0	3,153	1,126	1,329	320	709	40	11	82	14,236	51	5.91	3.25	0.82	16.2	5.0	1.10	.261	3.41	81	3.04	88	8.09	154.8
10	Lew Burdette L. Burdette	1.84	373	626	203	144	.585	3.66	1,074	158	33	32	3067.1	3,186	1,246	1,400	289	628	56	128	63	12,745	23	3.15	1.71	0.85	8.4	4.9	1.24	.271	4.11	101	3.68	103	9.35	-41.7
11	Dan Haren D. Haren	1.86	380	391	153	131	.539	3.75	2,013	16	6	1	2419.2	2,357	1,009	1,105	305	500	67	4	39	10,022	98	7.49	4.03	1.13	20.1	5.0	1.18	.288	4.11	92	3.77	92	8.77	92.8
12	Eppa Rixey E. Rixey	1.88	357	440	179	148	.547	3.33	660	180	23	8	2890.2	3,115	1,068	1,304	73	603	44	67		12,127	39	2.05	1.09	0.23	5.4	5.0	1.29	.283	4.06	85	3.59	92	9.70	98
13	Paul Derringer P. Derringer	1.88	445	579	223	212	.513	3.46	1,507	251	32	29	3645.0	3,912	1,401	1,652	158	761	32	98		15,391	50	3.72	1.98	0.39	9.8	4.9	1.28	.290	4.08	93	3.26	86	9.66	218.5
14	David Wells D. Wells	1.88	489	660	239	157	.604	4.13	2,201	54	12	13	3439.0	3,635	1,578	1,702	407	719	83	65	65	14,413	101	5.76	3.06	1.07	15.3	5.0	1.27	.293	4.45	93	3.99	90	9.51	172.9
15	Cliff Lee C. Lee	1.94	324	328	143	91	.611	3.52	1,824	29	12	0	2156.2	2,116	843	923	223	464	50	1	12	8,917	41	7.61	3.93	0.93	20.5	5.2	1.20	.298	3.85	84	3.44	82	8.83	168.2
16	Roy Halladay R. Halladay	1.94	390	416	203	105	.659	3.38	2,117	67	20	1	2749.1	2,646	1,034	1,135	236	592	81	6	28	11,287	56	6.93	3.58	0.77	18.8	5.2	1.18	.292	3.72	77	3.39	77	8.66	296
17	Curt Schilling C. Schilling	1.96	436	569	216	146	.597	3.46	3,116	83	20	22	3261.0	2,998	1,253	1,318	347	711	52	81	43	13,284	72	8.60	4.38	0.96	23.5	5.4	1.14	.293	3.64	80	3.22	76	8.27	373.6
18	Mike Mussina M. Mussina	1.98	536	537	270	153	.638	3.68	2,813	57	23	0	3562.2	3,460	1,458	1,559	376	785	60	0	29	14,593	71	7.11	3.58	0.95	19.3	5.4	1.19	.292	3.94	82	3.57	79	8.74	372.8
19	Fergie Jenkins F. Jenkins	1.99	594	664	284	226	.557	3.34	3,192	267	49	7	4500.2	4,142	1,669	1,853	484	997	84	37	116	18,400	62	6.38	3.20	0.97	17.3	5.4	1.14	.268	3.71	87	3.27	88	8.28	222.9
20	Vern Law V. Law	2.01	364	483	162	147	.524	3.77	1,092	119	28	13	2672.0	2,833	1,118	1,274	268	597	40	78	74	11,231	39	3.68	1.83	0.90	9.7	5.3	1.28	.278	4.29	99	3.70	98	9.54	16.8
21	Mark Buehrle M. Buehrle	2.01	493	518	214	160	.572	3.81	1,870	33	10	0	3283.1	3,472	1,391	1,542	361	734	79	6	49	13,705	27	5.13	2.55	0.99	13.6	5.4	1.28	.292	4.23	87	4.11	93	9.52	111.9
22	Dennis Eckersley D. Eckersley	2.02	361	1,071	197	171	.535	3.50	2,401	100	20	390	3285.2	3,076	1,278	1,382	347	738	75	577	91	13,534	28	6.58	3.25	0.95	17.7	5.5	1.16	.274	3.79	86	3.40	85	8.43	224.9
23	Zack Greinke Z. Greinke	2.02	541	586	225	156	.591	3.49	2,979	17	5	1	3389.1	3,207	1,315	1,410	367	762	79	8	25	13,877	101	7.91	3.91	0.97	21.5	5.5	1.17	.293	3.74	83	3.51	85	8.52	235
24	Dutch Leonard D. Leonard	2.06	375	640	191	181	.513	3.25	1,170	192	30	45	3218.1	3,304	1,162	1,432	158	737	56	171		13,487	97	3.27	1.59	0.44	8.7	5.5	1.26	.277	4.00	84	3.34	86	9.24	186.6
25	Herb Pennock H. Pennock	2.07	327	440	187	121	.607	3.63	866	197	21	27	2690.0	3,037	1,085	1,292	107	620	18	76		11,490	42	2.90	1.40	0.36	7.5	5.4	1.36	.297	4.32	89	3.64	90	10.16	121.4