| Level | W-L-Sv |
G |
GS |
IP |
H |
BB |
K |
ERA |
| 1995 A (Tex) | 4-2-0 |
9 |
9 |
54.2 |
37 |
21 |
52 |
3.13 |
| 1995 R (Tex) | 2-1-0 |
3 |
2 |
12.0 |
12 |
6 |
11 |
5.25 |
| 1996 A+ (Tex) | 4-10-0 |
19 |
17 |
102.0 |
118 |
45 |
74 |
5.12 |
| 1996 A- (Tex) | 2-2-0 |
9 |
9 |
53.0 |
59 |
21 |
52 |
4.42 |
| 1997 AA (Tex) | 6-4-0 |
14 |
14 |
90.0 |
83 |
35 |
84 |
4.50 |
| 1997 A+ (Tex) | 7-4-0 |
14 |
12 |
92.2 |
82 |
22 |
91 |
2.23 |
| 1998 AAA (Tex) | 0-7-0 |
16 |
12 |
64.2 |
100 |
29 |
52 |
9.74 |
| 1998 AA (Tex) | 6-6-0 |
14 |
14 |
86.1 |
94 |
37 |
87 |
5.11 |
| 1999 AAA (Tex) | 9-8-0 |
27 |
26 |
163.0 |
173 |
47 |
97 |
4.91 |
| 2000 AAA (NYY) | 10-12-0 |
28 |
28 |
184.2 |
172 |
61 |
138 |
4.44 |
| 2001 AL (NYY) | 0-0-0 |
4 |
0 |
10.2 |
18 |
3 |
7 |
10.12 |
| 2001 AAA (NYY) | 12-7-0 |
25 |
25 |
162.1 |
174 |
45 |
173 |
3.66 |
| 2002 AL (NYY) | 0-0-0 |
7 |
0 |
8.2 |
11 |
5 |
7 |
11.42 |
| 2002 AAA (NYY) | 2-7-12 |
36 |
7 |
80.2 |
67 |
37 |
81 |
3.90 |
| Level | W-L-Sv |
G |
GS |
IP |
H |
BB |
K |
ERA |
OAVG |
OOBP |
OSLG |
| 2003-05 JAPAN |