Baseball Player Won-Loss Records
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Net Win Values for Various Events
1981 Major League


1981 American League  1981 National League  

Basic Events
RPG HR T D S W IW Out
Number of Events 1,7816594,00019,1958,44989570,912
Net Wins per Event 4.240.15400.08520.06410.03920.03220.0060-0.0231

S (singles) includes times reached on error (ROE). Walks (W) include hit-by-pitch (HBP) and exclude intentional walks. RPG is runs scored per 27 outs for games for which Retrosheet has play-by-play data that were used in my calculations.

Net Win Value of Outs
Any Out K All BIP Bunt GB FB LD
Number of Events 70,91213,23757,6751,46228,01525,0803,117
Net Wins per Event -0.0231-0.0216-0.0234-0.0164-0.0239-0.0226-0.0284


Net Win Value of Balls in Play
All BIP Bunt GB FB LD
Including Home Runs
Number of Events 83,3101,88130,41727,0593,995
Net Wins per Event -0.0001-0.0031-0.0189-0.0106-0.0101
Excluding Home Runs
Number of Events 81,5291,88130,41725,2783,995
Net Wins per Event -0.0035-0.0031-0.0189-0.0222-0.0101


Percentage of Balls in Play Resulting in Outs
(excluding Home Runs)
All BIP Bunt GB FB LD
69.2%77.7%92.1%92.7%78.0%


Baserunning Statistics
SB Success Rate
SB CS Actual Break-Even WP / PB
Number of Events 2,2711,216800
Net Wins per Event 0.0217-0.041665.1%65.8%0.0312


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