| 10/26/2000 |
Entered the Major League Baseball as an international amateur free agent from Venezuela. |
| 01/01/2001 |
OSA scouting updated ratings (potential): Contact: 20 (50); Power: 30 (60); Eye: 30 (55). |
| 02/22/2001 |
Signed a minor league contract ($215,000 bonus) out of Venezuela with the Arizona Diamondbacks organization. |
| 07/09/2001 |
Injured (food poisoning),out for 1 day. |
| 01/01/2002 |
OSA scouting updated ratings (potential): Contact: 25 (50); Power: 20 (45); Eye: 35 (50). |
| 01/01/2003 |
OSA scouting updated ratings (potential): Contact: 25 (45); Power: 20 (45); Eye: 30 (45). |
| 09/25/2003 |
Wins the 2003 Pioneer League Round 1 with the Missoula Osprey! |
| 01/01/2004 |
OSA scouting updated ratings (potential): Contact: 25 (45); Power: 20 (45); Eye: 30 (45). |
| 01/01/2005 |
OSA scouting updated ratings (potential): Contact: 30 (50); Power: 30 (45); Eye: 30 (45). |
| 03/21/2005 |
Unsuccessfully completed training to improve his two-strike approach at the Arizona Diamondbacks development complex. |
| 07/31/2005 |
Was selected to the 2005 Northwest League All-Star Game. |
| 12/27/2005 |
Drafted in the rule 5 draft (Round 3 , Pick 12, 72nd overall Pick) by the Minnesota Twins from the Arizona Diamondbacks. |
| 01/01/2006 |
OSA scouting updated ratings (potential): Contact: 40 (50); Power: 40 (45); Eye: 40 (45). |
| 11/27/2006 |
Received a 1-year contract through automatic renewal worth a total of $350,000. |
| 01/01/2007 |
OSA scouting updated ratings (potential): Contact: 45 (50); Power: 50 (50); Eye: 45 (45). |
| 11/19/2007 |
Received a 1-year contract through automatic renewal worth a total of $390,000. |
| 01/01/2008 |
OSA scouting updated ratings (potential): Contact: 50 (50); Power: 50 (55); Eye: 40 (40). |
| 11/24/2008 |
Received a 1-year contract through automatic renewal worth a total of $400,000. |
| 01/01/2009 |
OSA scouting updated ratings (potential): Contact: 50 (55); Power: 55 (55); Eye: 40 (40). |
| 04/18/2009 |
Goes 0-4 against the Texas Rangers, ending his hitting streak at 20 games. |
| 06/18/2009 |
Hits for the CYCLE, going 4-6 against the New York Mets, with 4 RBI and 3 runs scored. |
| 06/22/2009 |
Wins the MLB AL Player of the Week Award. |