1981 Major League

1981 Major League^*
Traditional Statistics and Splits (Retrosheet)

1981 American League 1981 National League

1981 Major League Leaders and Trailers
1981 Postseason
1981 Season as Seen Through the Prism of Player Won-Lost Records

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)


Basic Player Won-Lost Records by Team (Sorted by pWOPA)
Team	Games	Wins	Losses	pWins	pLosses	pWOPA
Cincinnati Reds	108.0	66.0	42.0	174.0	150.0	23.8
Oakland Athletics	109.0	64.0	45.0	173.0	154.0	18.6
Los Angeles Dodgers	110.0	63.0	47.0	173.0	157.0	16.3
St. Louis Cardinals	103.0	59.5	43.5	162.5	146.5	15.8
Milwaukee Brewers	109.0	62.0	47.0	171.0	156.0	14.5
Baltimore Orioles	105.0	59.0	46.0	164.0	151.0	12.7
Montreal Expos	108.0	60.0	48.0	168.0	156.0	11.9
Houston Astros	110.0	61.0	49.0	171.0	159.0	11.7
Detroit Tigers	109.0	60.0	49.0	169.0	158.0	11.0
Philadelphia Phillies	107.0	59.0	48.0	166.0	155.0	10.8
New York Yankees	107.0	59.0	48.0	166.0	155.0	10.8
Boston Red Sox	108.0	59.0	49.0	167.0	157.0	9.6
Texas Rangers	105.0	57.0	48.0	162.0	153.0	8.7
Chicago White Sox	106.0	54.0	52.0	160.0	158.0	1.7
Cleveland Indians	103.0	52.0	51.0	155.0	154.0	0.8
San Francisco Giants	111.0	56.0	55.0	167.0	166.0	0.7
Kansas City Royals	103.0	50.0	53.0	153.0	156.0	-3.3
Atlanta Braves	107.0	50.5	56.5	157.5	163.5	-6.5
California Angels	110.0	51.0	59.0	161.0	169.0	-8.4
Pittsburgh Pirates	103.0	46.5	56.5	149.5	159.5	-9.9
Seattle Mariners	110.0	44.5	65.5	154.5	175.5	-21.5
New York Mets	105.0	42.0	63.0	147.0	168.0	-21.9
Minnesota Twins	110.0	41.5	68.5	151.5	178.5	-27.2
Chicago Cubs	106.0	39.5	66.5	145.5	172.5	-28.0
San Diego Padres	110.0	41.0	69.0	151.0	179.0	-28.3
Toronto Blue Jays	106.0	37.0	69.0	143.0	175.0	-32.2

Ties count as 0.5 win and 0.5 loss. Teams in bold made the postseason. pWins equal team wins plus team games; pLosses equal team losses plus team games.


Expected Won-Lost Records by Team (Sorted by eWORL)
Team	eWins	eLosses	eWOPA	eWORL
New York Yankees	166.4	154.6	11.3	30.1
Los Angeles Dodgers	169.9	160.1	10.8	29.3
Houston Astros	169.5	160.5	9.4	27.8
Montreal Expos	166.5	157.5	9.2	27.2
Cincinnati Reds	165.8	158.2	8.2	26.4
Oakland Athletics	166.9	160.1	6.7	25.7
Chicago White Sox	161.9	156.1	5.6	24.1
Boston Red Sox	164.4	159.6	4.4	23.4
St. Louis Cardinals	157.1	151.9	5.9	23.3
Milwaukee Brewers	165.6	161.4	4.1	23.2
California Angels	166.2	163.8	3.1	22.4
Detroit Tigers	164.9	162.1	2.9	22.0
Texas Rangers	159.0	156.0	3.0	21.3
Baltimore Orioles	158.7	156.3	2.4	20.9
Philadelphia Phillies	161.6	159.4	2.8	20.6
San Francisco Giants	166.3	166.7	-0.2	18.7
Kansas City Royals	154.4	154.6	-0.2	17.7
Cleveland Indians	153.7	155.3	-1.1	16.8
Atlanta Braves	159.6	161.4	-1.5	16.6
Pittsburgh Pirates	153.2	155.8	-2.4	15.2
Seattle Mariners	161.9	168.1	-6.4	13.0
New York Mets	153.8	161.2	-8.1	9.9
San Diego Padres	159.8	170.2	-10.8	8.0
Toronto Blue Jays	153.5	164.5	-11.2	7.4
Chicago Cubs	152.4	165.6	-13.3	5.0
Minnesota Twins	157.7	172.3	-14.6	4.7


Batting Records by Team (Sorted by Net Batting Wins)
Team	eWins	eLosses	eWin Pct.	Net eWins
Boston Red Sox	80.2	74.6	0.518	5.6
Chicago White Sox	77.4	72.3	0.517	5.1
Philadelphia Phillies	78.3	73.7	0.515	4.6
Cincinnati Reds	75.2	70.9	0.515	4.3
St. Louis Cardinals	72.3	68.5	0.513	3.7
California Angels	78.7	75.2	0.512	3.6
Baltimore Orioles	73.7	70.3	0.512	3.4
Los Angeles Dodgers	76.3	72.9	0.511	3.4
New York Yankees	76.5	73.8	0.509	2.7
Milwaukee Brewers	73.7	71.2	0.509	2.5
Texas Rangers	73.4	71.3	0.507	2.2
Oakland Athletics	72.6	70.7	0.506	1.8
Houston Astros	76.8	75.5	0.504	1.3
Kansas City Royals	72.1	71.3	0.503	0.7
Detroit Tigers	77.5	77.0	0.502	0.5
San Francisco Giants	73.0	72.6	0.501	0.4
Montreal Expos	73.6	73.5	0.500	0.1
Pittsburgh Pirates	67.4	67.6	0.499	-0.3
Cleveland Indians	69.6	70.9	0.495	-1.3
Seattle Mariners	71.4	73.1	0.494	-1.7
Atlanta Braves	70.1	72.4	0.492	-2.4
New York Mets	69.0	71.5	0.491	-2.5
San Diego Padres	69.9	73.6	0.487	-3.7
Chicago Cubs	66.6	70.3	0.486	-3.7
Minnesota Twins	68.5	78.1	0.467	-9.6
Toronto Blue Jays	64.0	74.7	0.461	-10.7


Baserunning Records by Team (Sorted by Net Baserunning Wins)
Team	eWins	eLosses	eWin Pct.	Net eWins
Cleveland Indians	8.7	6.5	0.574	2.3
Montreal Expos	10.0	8.8	0.533	1.2
Cincinnati Reds	8.8	7.7	0.534	1.1
Atlanta Braves	8.6	7.8	0.524	0.8
New York Mets	8.7	8.0	0.521	0.7
Milwaukee Brewers	6.8	6.2	0.525	0.6
Detroit Tigers	7.3	6.7	0.522	0.6
San Francisco Giants	9.7	9.2	0.514	0.5
Kansas City Royals	7.3	6.8	0.517	0.5
Los Angeles Dodgers	8.9	8.4	0.513	0.5
Pittsburgh Pirates	7.8	7.4	0.514	0.4
California Angels	7.0	6.7	0.512	0.3
Houston Astros	8.7	8.4	0.509	0.3
Chicago White Sox	8.5	8.2	0.507	0.2
Boston Red Sox	6.2	6.2	0.500	-0.0
St. Louis Cardinals	8.2	8.3	0.498	-0.1
Texas Rangers	7.6	7.7	0.497	-0.1
Seattle Mariners	7.3	7.4	0.496	-0.1
Oakland Athletics	7.2	7.4	0.494	-0.2
Minnesota Twins	5.8	6.2	0.484	-0.4
New York Yankees	6.2	6.7	0.479	-0.5
Chicago Cubs	6.0	6.5	0.478	-0.5
Baltimore Orioles	6.2	7.0	0.470	-0.8
Toronto Blue Jays	6.6	7.6	0.466	-1.0
Philadelphia Phillies	8.1	9.2	0.467	-1.2
San Diego Padres	7.9	9.7	0.448	-1.8


Pitching Records by Team (Sorted by Net Pitching Wins)
Team	eWins	eLosses	eWin Pct.	Net eWins
New York Yankees	53.8	45.4	0.542	8.4
Houston Astros	51.5	45.0	0.534	6.6
Los Angeles Dodgers	52.6	47.3	0.526	5.2
Montreal Expos	49.2	45.3	0.521	4.0
Cincinnati Reds	51.4	48.5	0.515	2.9
Oakland Athletics	54.7	51.9	0.513	2.8
Texas Rangers	48.0	46.4	0.508	1.6
Chicago White Sox	46.9	45.9	0.505	1.0
St. Louis Cardinals	45.2	44.4	0.504	0.8
Milwaukee Brewers	51.9	51.2	0.503	0.6
San Francisco Giants	51.7	51.2	0.502	0.5
Toronto Blue Jays	51.3	50.9	0.502	0.4
Detroit Tigers	51.4	51.1	0.502	0.3
Philadelphia Phillies	46.6	46.6	0.500	-0.0
Atlanta Braves	48.2	48.3	0.499	-0.1
California Angels	49.8	50.2	0.498	-0.4
Cleveland Indians	46.1	46.6	0.497	-0.6
Baltimore Orioles	49.1	50.0	0.495	-0.9
Boston Red Sox	48.3	49.8	0.492	-1.5
Seattle Mariners	51.6	53.3	0.492	-1.6
Pittsburgh Pirates	46.3	48.4	0.489	-2.1
Minnesota Twins	50.1	52.5	0.489	-2.3
Kansas City Royals	44.7	47.8	0.483	-3.1
New York Mets	45.9	49.3	0.482	-3.4
San Diego Padres	47.9	52.5	0.477	-4.6
Chicago Cubs	48.4	54.8	0.469	-6.4


Fielding Records by Team (Sorted by Net Fielding Wins)
Team	eWins	eLosses	eWin Pct.	Net eWins
Montreal Expos	32.9	30.7	0.517	2.2
Kansas City Royals	30.6	28.4	0.519	2.2
Oakland Athletics	31.9	30.5	0.511	1.4
St. Louis Cardinals	31.7	30.5	0.509	1.1
Detroit Tigers	28.5	27.5	0.509	1.1
San Diego Padres	34.6	33.8	0.506	0.9
Toronto Blue Jays	31.9	31.1	0.506	0.8
Atlanta Braves	33.2	32.5	0.505	0.7
Milwaukee Brewers	33.4	32.7	0.505	0.7
Baltimore Orioles	29.7	29.0	0.506	0.7
Boston Red Sox	29.5	29.2	0.503	0.4
Houston Astros	31.9	32.1	0.498	-0.2
Pittsburgh Pirates	31.8	32.2	0.497	-0.3
California Angels	31.0	31.4	0.497	-0.4
New York Yankees	29.1	29.5	0.497	-0.4
Los Angeles Dodgers	31.6	32.1	0.496	-0.5
Texas Rangers	30.0	30.6	0.495	-0.6
Chicago Cubs	32.2	33.1	0.494	-0.8
Philadelphia Phillies	28.8	29.7	0.493	-0.9
Chicago White Sox	28.9	29.8	0.493	-0.9
New York Mets	30.9	31.8	0.493	-0.9
Minnesota Twins	33.9	34.9	0.493	-1.0
Cincinnati Reds	30.1	31.3	0.491	-1.1
Cleveland Indians	29.7	30.9	0.490	-1.2
San Francisco Giants	32.1	33.5	0.489	-1.4
Seattle Mariners	31.9	34.0	0.484	-2.0

Player Won-Lost Records (all players)

Underlying Calculations related to 1981 Major League

Ballpark Factors
Net Win Values
Positional Averages
Replacement Levels
Division of Shared Credit
Event Probabilities

^*Player won-loss records are calculated using Retrosheet play-by-play data. For some seasons, Retrosheet does not have full play-by-play data for all games. In these cases, some games may be missing.
The number of Games shown here are the number of games for which Retrosheet play-by-play data exist and were used in these calculations.

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