| Player History |
| 08-20-1995 | Injured (tender shoulder), out for 1-2 weeks. |
| 11-19-1995 | Received a 1-year contract worth a total of $220,651 through automatic renewal. |
| 01-01-1996 | SISA scouting updated ratings (potential): Stuff: 11 (11); Movement: 8 (9); Control: 14 (16). |
| 05-28-1996 | Pitches a 5-hit shutout against the Kansas City Royals with 5 strikeouts and 0 BB allowed! |
| 11-22-1996 | Received a 1-year contract worth a total of $233,156 through automatic renewal. |
| 01-01-1997 | SISA scouting updated ratings (potential): Stuff: 10 (10); Movement: 13 (13); Control: 16 (16). |
| 06-19-1997 | Injured (back spasms), out for 1-2 weeks. |
| 07-24-1997 | Injured (strained back muscle), out for 2 weeks. |
| 08-10-1997 | Pitches a 4-hit shutout against the Anaheim Angels with 8 strikeouts and 1 BB allowed! |
| 11-17-1997 | Received a 1-year contract worth a total of $2,813,832 through arbitration. |
| 01-01-1998 | SISA scouting updated ratings (potential): Stuff: 7 (7); Movement: 13 (13); Control: 16 (16). |
| 03-29-1998 | Injured (finger blister), day-to-day for 2 weeks. |
| 05-30-1998 | Injured (dead arm syndrome), out for 3 weeks. |
| 06-01-1998 | Wins the MLB AL Pitcher of the Month Award. |
| 08-15-1998 | Pitches a 6-hit shutout against the Kansas City Royals with 5 strikeouts and 2 BB allowed! |
| 08-20-1998 | Injured (bone chips (elbow)), out for 8 months. |
| 11-18-1998 | Received a 1-year contract worth a total of $2,739,840 through arbitration. |
| 01-01-1999 | SISA scouting updated ratings (potential): Stuff: 11 (11); Movement: 13 (13); Control: 15 (15). |
| 07-01-1999 | Injured (strained bicep muscle), day-to-day for 2 weeks. |
| 11-16-1999 | Received a 1-year contract worth a total of $4,356,852 through arbitration. |
| 01-01-2000 | SISA scouting updated ratings (potential): Stuff: 7 (7); Movement: 12 (12); Control: 15 (15). |
| 05-18-2000 | Signed a 3-year contract extension worth a total of $21,100,200 with the Minnesota Twins organization. |
| 01-01-2001 | SISA scouting updated ratings (potential): Stuff: 7 (7); Movement: 11 (11); Control: 19 (19). |
| 01-01-2002 | SISA scouting updated ratings (potential): Stuff: 8 (8); Movement: 10 (10); Control: 19 (19). |
| 07-01-2002 | Pitches a 2-hit shutout against the New York Yankees with 8 strikeouts and 1 BB allowed! |
| 08-28-2002 | Pitches a 4-hit shutout against the Kansas City Royals with 4 strikeouts and 0 BB allowed! |
| 01-01-2003 | SISA scouting updated ratings (potential): Stuff: 9 (9); Movement: 11 (11); Control: 20 (20). |
| 11-19-2003 | Became a free agent. |
| 12-16-2003 | Signed a 5-year contract worth a total of $64,573,000 with the Minnesota Twins organization. |
| 01-01-2004 | SISA scouting updated ratings (potential): Stuff: 9 (9); Movement: 9 (9); Control: 17 (17). |
| 01-01-2005 | SISA scouting updated ratings (potential): Stuff: 8 (8); Movement: 10 (10); Control: 19 (19). |
| 01-01-2006 | SISA scouting updated ratings (potential): Stuff: 8 (8); Movement: 8 (8); Control: 17 (17). |
| 01-01-2007 | SISA scouting updated ratings (potential): Stuff: 6 (6); Movement: 8 (9); Control: 18 (18). |
| 03-26-2007 | Injured (tender elbow), day-to-day for 1-2 weeks. |
| 10-14-2007 | Released by the Minnesota Twins. |
| 01-01-2008 | SISA scouting updated ratings (potential): Stuff: 7 (7); Movement: 8 (8); Control: 18 (18). |