Leaders & Trailers Baseball Player Won-Loss Records
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Leaders and Trailers
2003 American League
(only includes games for which Retrosheet has released play-by-play data)

Positional Average (Weighted Avg of Options): 0.500 (1-Year) (9-Year) (Long-Run)

Positional Averages for Pitchers (Wgted Avg of Options): 0.500 vs. Different Values for Starting vs. Relief Pitchers: (Empirical) (Based on Pitchers who Do Both)


Leaders and Trailers for a Specific League/Season (1916 to 2019)

Multiple Seasons (Players):  
  to  

Leaders and Trailers over Full Retrosheet Era (1916 to 2019)

Players:  Single-Season,   Career;    Teams:  Single-Season

Statistics to Show for Leaders and Trailers

Regular Season Only
Total Wins (Wins, Losses, WOPA, WORL):    pWins    eWins
Batting    Baserunning    Offense    Pitching    Fielding (all positions)    Defense
By Position:    P    C    1B    2B    3B    SS    LF    CF    RF    DH    PH    PR    P Off.    SP    RP
By Component :    1    2    3    4    3&4    5    6    7    8    9    8&9
Fielding, by Position:    P    C    1B    2B    3B    SS    LF    CF    RF

Postseason (Players only):    Total, All Series    World Series    League Championship Series    Division Series    Wild Card Round
Total Wins (Regular Season plus Postseason):    pWins    eWins

Missing games extrapolated



Pitching Wins
Top 10 Players		           Pitching Losses
Top 10 Players
Player eWins eLosses           Player eWins eLosses
1Roy Halladay16.412.0
4.4
1Ramon Ortiz11.714.8
-3.1
2Esteban Loaiza14.811.1
3.7
2John Lackey11.713.2
-1.5
3Barry Zito14.212.3
1.9
3Gil Meche12.213.1
-0.9
4Bartolo Colon14.112.7
1.4
4Freddy Antonio Garcia12.013.1
-1.1
5Mike Mussina13.910.3
3.6
5Ryan Franklin12.113.1
-1.0
6Tim Hudson13.89.8
4.0
6Jarrod Washburn11.612.8
-1.2
7Andy Pettitte13.611.4
2.2
7Bartolo Colon14.112.7
1.4
8Mark Buehrle13.512.5
0.9
8Mike Maroth10.712.6
-1.9
9Pedro J. Martinez13.07.6
5.5
9Mark Buehrle13.512.5
0.9
10Brad Radke12.811.8
1.0
10Barry Zito14.212.3
1.9


Net Pitching Wins
Top 10 Players		           Net Pitching Losses
Top 10 Players
Player eWins eLosses           Player eWins eLosses
1Pedro J. Martinez13.07.6
5.5
1Ramon Ortiz11.714.8
-3.1
2Roy Halladay16.412.0
4.4
2Colby Lewis8.010.6
-2.7
3Tim Hudson13.89.8
4.0
3Rick Helling7.69.6
-2.0
4Esteban Loaiza14.811.1
3.7
4Chris C. George5.87.8
-1.9
5Mike Mussina13.910.3
3.6
5Mike Maroth10.712.6
-1.9
6Mariano Rivera6.23.2
3.0
6Kevin Appier7.19.0
-1.9
7Johan Santana9.26.8
2.4
7Jeremy Bonderman10.111.9
-1.8
8Mark Mulder11.79.4
2.3
8Ismael Valdez7.39.1
-1.8
9Andy Pettitte13.611.4
2.2
9Aaron Sele7.79.5
-1.8
10Barry Zito14.212.3
1.9
10Gary Knotts5.16.7
-1.6


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