Koji Uehara has the most career wins with an ERA worse than 4.00, with 22 wins.

Interpreted as:

most regular-season wins (era>4) player

	NAME	W	ERA	L	W%	G	GS	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	H/9
1	Koji Uehara K. Uehara	22	4.31	0	1.000	22	2	31	0	0	0	31.1	24	15	15	8	8	0	13	1	125	0	8.90	2.30	3.88	2.30	24.8	6.4	1.02	.205	4.31	6.89
2	Emmanuel Clase E. Clase	20	4.22	0	1.000	20	0	17	0	0	0	21.1	22	10	16	1	6	2	13	2	94	3	7.17	2.53	2.83	0.42	18.1	6.4	1.31	.309	6.75	9.28
3	Seunghwan Oh S. Oh	16	4.34	0	1.000	16	0	20	0	0	0	18.2	14	9	9	5	3	4	6	1	77	0	9.64	1.45	6.67	2.41	26.0	3.9	0.91	.200	4.34	6.75
4	Billy Taylor B. Taylor	16	5.06	0	1.000	16	0	27	0	0	0	26.2	31	15	16	4	12	1	10	5	119	0	9.11	4.05	2.25	1.35	22.7	10.1	1.61	.360	5.40	10.46
5	Tanner Scheppers T. Scheppers	12	4.05	0	1.000	12	0	12	0	0	0	13.1	9	6	6	3	4	1	1	1	52	0	8.10	2.70	3.00	2.03	23.1	7.7	0.98	.188	4.05	6.08
6	Bobby Chouinard B. Chouinard	11	4.19	0	1.000	11	4	22	0	0	0	34.1	29	16	18	5	17	2	1	2	151	0	5.77	4.46	1.29	1.31	14.6	11.3	1.34	.229	4.72	7.60
7	Jason Berken J. Berken	10	4.42	0	1.000	10	6	23	0	0	0	38.2	37	19	20	6	13	1	1	2	165	1	5.35	3.03	1.77	1.40	13.9	7.9	1.29	.254	4.66	8.61
8	Hunter Harvey H. Harvey	9	4.35	0	1.000	9	0	10	0	0	0	10.1	8	5	6	0	5	0	1	0	43	0	8.71	4.35	2.00	0.00	23.3	11.6	1.26	.286	5.23	6.97
9	Matt Whisenant M. Whisenant	9	4.82	0	1.000	9	0	7	0	0	0	9.1	11	5	5	1	6	1	3	0	44	0	6.75	5.79	1.17	0.96	15.9	13.6	1.82	.345	4.82	10.61
10	Paul Clemens P. Clemens	8	4.18	0	1.000	8	4	14	0	0	0	28.0	23	13	13	7	11	2	2	0	120	1	4.50	3.54	1.27	2.25	11.7	9.2	1.21	.186	4.18	7.39
11	Ambiorix Burgos A. Burgos	8	4.05	0	1.000	8	0	15	0	0	0	13.1	7	6	6	1	4	0	4	0	50	0	10.13	2.70	3.75	0.68	30.0	8.0	0.83	.200	4.05	4.72
12	Scott Cassidy S. Cassidy	8	4.70	0	1.000	8	0	11	0	0	0	7.2	6	4	4	3	2	0	3	0	31	1	12.91	2.35	5.50	3.52	35.5	6.5	1.04	.200	4.70	7.04
13	Joe Kerrigan J. Kerrigan	8	4.12	0	1.000	8	1	9	0	0	0	19.2	20	9	9	1	6	2	2	1	84	0	4.12	2.75	1.50	0.46	10.7	7.1	1.32	.288	4.12	9.15
14	Quinn Priester Q. Priester	7	4.73	0	1.000	7	4	29	0	0	0	32.1	26	17	17	4	16	2	0	0	137	0	8.07	4.45	1.81	1.11	21.2	11.7	1.30	.256	4.73	7.24
15	José Cuas J. Cuas	7	5.40	0	1.000	7	0	7	0	0	0	6.2	6	4	4	1	6	0	0	0	33	0	9.45	8.10	1.17	1.35	21.2	18.2	1.80	.263	5.40	8.10
16	Raul Valdes R. Valdes	7	5.73	0	1.000	7	0	12	0	0	0	11.0	13	7	7	0	4	0	1	1	49	1	9.82	3.27	3.00	0.00	24.5	8.2	1.55	.394	5.73	10.64
17	Edwar Ramirez E. Ramirez	7	5.79	0	1.000	7	0	9	0	0	0	9.1	9	6	6	2	5	1	1	0	41	0	8.68	4.82	1.80	1.93	22.0	12.2	1.50	.292	5.79	8.68
18	Robert Ellis R. Ellis	7	4.57	0	1.000	7	7	20	0	0	0	43.1	44	22	22	6	20	0	0	2	188	0	4.15	4.15	1.00	1.25	10.6	10.6	1.48	.268	4.57	9.14
19	Tim Harikkala T. Harikkala	7	8.59	0	1.000	7	0	5	0	0	0	7.1	10	7	7	2	3	0	1	0	34	0	6.14	3.68	1.67	2.45	14.7	8.8	1.77	.333	8.59	12.27
20	Marcus Moore M. Moore	7	5.00	0	1.000	7	0	8	0	0	0	9.0	4	5	5	0	7	0	1	0	39	0	8.00	7.00	1.14	0.00	20.5	17.9	1.22	.167	5.00	4.00
21	Glen Moulder G. Moulder	7	4.50	0	1.000	7	3	10	0	0	0	30.0	41	15	15	2	13	0	4		137	0	3.00	3.90	0.77	0.60	7.3	9.5	1.80	.348	4.50	12.30
22	Bill Phyle B. Phyle	7	4.31	0	1.000	7	7	29	7	0	0	62.2	84	30	42	0	11	2	0		283	0	4.16	1.58	2.64	0.00	10.2	3.9	1.52	.349	6.03	12.06
23	Victor Vodnik V. Vodnik	6	5.40	0	1.000	6	0	6	0	0	0	8.1	8	5	5	2	2	0	0	0	34	0	6.48	2.16	3.00	2.16	17.6	5.9	1.20	.250	5.40	8.64
24	Kevin Hart K. Hart	6	4.05	0	1.000	6	4	16	0	0	0	26.2	28	12	12	5	10	2	0	0	114	0	5.40	3.38	1.60	1.69	14.0	8.8	1.43	.284	4.05	9.45
25	Brian Stokes B. Stokes	6	4.22	0	1.000	6	1	3	0	0	0	10.2	14	5	5	1	6	0	1	1	51	0	2.53	5.06	0.50	0.84	5.9	11.8	1.88	.317	4.22	11.81