Leaders & Trailers

Leaders and Trailers
2001 American League
(missing games extrapolated for released seasons)

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

Multiple Seasons (Players):
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 not extrapolated

Relief Pitcher eWins
Top 10 Players           Relief Pitcher eLosses
Top 10 Players

Player Wins Losses
WOPA
          Player Wins Losses
WOPA

1 Mariano Rivera 8.1 4.7
3.1
1 Derek Lowe 6.8 6.6
0.1
2 Keith Foulke 8.0 4.9
2.9
2 Billy Koch 5.8 6.2
-0.5
3 Derek Lowe 6.8 6.6
0.1
3 Todd Jones 4.6 5.3
-0.9
4 Kazuhiro Sasaki 6.6 4.9
1.6
4 Bobby Howry 5.4 5.1
0.1
5 Jason Isringhausen 6.2 4.5
1.5
5 Keith Foulke 8.0 4.9
2.9
6 Billy Koch 5.8 6.2
-0.5
6 Kazuhiro Sasaki 6.6 4.9
1.6
7 Jeff Zimmerman 5.8 4.0
1.6
7 LaTroy Hawkins 4.2 4.8
-0.8
8 Troy Percival 5.7 4.0
1.5
8 Roberto M. Hernandez 4.6 4.7
-0.3
9 Bobby Howry 5.4 5.1
0.1
9 Mariano Rivera 8.1 4.7
3.1
10 Alan Levine 5.2 4.5
0.5
10 Rod Beck 4.6 4.7
-0.2

eWins over Positional Average
Top 10 Players           eWins below Positional Average
Top 10 Players

Player Wins Losses
WOPA
          Player Wins Losses
WOPA

1 Mariano Rivera 8.1 4.7 3.1
1 Todd Jones 4.6 5.3 -0.9
2 Keith Foulke 8.0 4.9 2.9
2 LaTroy Hawkins 4.2 4.8 -0.8
3 Arthur Rhodes 4.9 2.9 1.8
3 Ryan Kohlmeier 1.7 2.4 -0.8
4 Bob Wickman 5.2 3.4 1.6
4 Mark Petkovsek 2.4 3.0 -0.7
5 Jeff Zimmerman 5.8 4.0 1.6
5 C.J. Nitkowski 2.0 2.6 -0.6
6 Kazuhiro Sasaki 6.6 4.9 1.6
6 Tony Cogan 1.1 1.7 -0.6
7 Troy Percival 5.7 4.0 1.5
7 Doug Henry 2.3 2.8 -0.6
8 Jason Isringhausen 6.2 4.5 1.5
8 Billy Koch 5.8 6.2 -0.5
9 Eddie Guardado 4.4 2.9 1.3
9 Tim Crabtree 1.4 1.9 -0.5
10 Ramiro Mendoza 4.5 3.2 1.1
10 Heath Murray 1.7 2.2 -0.5

The information used here was obtained free of charge from and is copyrighted by Retrosheet. Interested parties may contact Retrosheet at "www.retrosheet.org".
Baseball player won-lost records have been constructed by Tom Thress. Feel free to contact me by e-mail, follow me on Twitter, and/or subscribe to my YouTube channel.

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		Relief Pitcher eWins Top 10 Players					Relief Pitcher eLosses Top 10 Players
	Player	Wins	Losses	WOPA		Player	Wins	Losses	WOPA
1	Mariano Rivera	8.1	4.7	3.1	1	Derek Lowe	6.8	6.6	0.1
2	Keith Foulke	8.0	4.9	2.9	2	Billy Koch	5.8	6.2	-0.5
3	Derek Lowe	6.8	6.6	0.1	3	Todd Jones	4.6	5.3	-0.9
4	Kazuhiro Sasaki	6.6	4.9	1.6	4	Bobby Howry	5.4	5.1	0.1
5	Jason Isringhausen	6.2	4.5	1.5	5	Keith Foulke	8.0	4.9	2.9
6	Billy Koch	5.8	6.2	-0.5	6	Kazuhiro Sasaki	6.6	4.9	1.6
7	Jeff Zimmerman	5.8	4.0	1.6	7	LaTroy Hawkins	4.2	4.8	-0.8
8	Troy Percival	5.7	4.0	1.5	8	Roberto M. Hernandez	4.6	4.7	-0.3
9	Bobby Howry	5.4	5.1	0.1	9	Mariano Rivera	8.1	4.7	3.1
10	Alan Levine	5.2	4.5	0.5	10	Rod Beck	4.6	4.7	-0.2

		eWins over Positional Average Top 10 Players					eWins below Positional Average Top 10 Players
	Player	Wins	Losses	WOPA		Player	Wins	Losses	WOPA
1	Mariano Rivera	8.1	4.7	3.1	1	Todd Jones	4.6	5.3	-0.9
2	Keith Foulke	8.0	4.9	2.9	2	LaTroy Hawkins	4.2	4.8	-0.8
3	Arthur Rhodes	4.9	2.9	1.8	3	Ryan Kohlmeier	1.7	2.4	-0.8
4	Bob Wickman	5.2	3.4	1.6	4	Mark Petkovsek	2.4	3.0	-0.7
5	Jeff Zimmerman	5.8	4.0	1.6	5	C.J. Nitkowski	2.0	2.6	-0.6
6	Kazuhiro Sasaki	6.6	4.9	1.6	6	Tony Cogan	1.1	1.7	-0.6
7	Troy Percival	5.7	4.0	1.5	7	Doug Henry	2.3	2.8	-0.6
8	Jason Isringhausen	6.2	4.5	1.5	8	Billy Koch	5.8	6.2	-0.5
9	Eddie Guardado	4.4	2.9	1.3	9	Tim Crabtree	1.4	1.9	-0.5
10	Ramiro Mendoza	4.5	3.2	1.1	10	Heath Murray	1.7	2.2	-0.5