
SABR Analyst and Pecan Park Eagle Contributor Bill Gilbert Reports on the 2015 MLB Offensive Production Leaders. ~ Thank you, Bill for the hard work.
Who Were the Most Productive Offensive Players in 2015?
By Bill Gilbert
Numerous methods have been devised to measure offensive performance. The most common are batting average, on-base percentage and slugging average. Since none of these averages provides a complete picture by itself, a more comprehensive measure of offensive performance is useful. Such a measure would include the following elements:
- The ability to get on base.
- The ability to hit with power.
- The ability to add value through baserunning.
The first two elements are measured by on-base percentage and slugging average. A measure of offensive performance, which encompasses both as well as baserunning achievements, is Bases per Plate Appearance (BPA). This measure accounts for the net bases accumulated by a player per plate appearance. It is calculated as follows:
BPA = (TB + BB + HB + SB – CS – GIDP) / (AB + BB + HB + SF)
Where: BPA = Bases per Plate Appearance
TB = Total Bases
BB = Bases on Balls
HB = Hit by Pitch
SB = Stolen Bases
CS = Caught Stealing
GIDP = Grounded into Double Plays
AB = At Bats
SF = Sacrifice Flies
The numerator accounts for all of the bases accumulated by a player, reduced by the number of times he is caught stealing or erases another runner by grounding into a double play. The denominator accounts for the plate appearances when the player is trying to generate bases for himself. Sacrifice hits are not included as plate appearances, since they represent the successful execution of the batter’s attempts to advance another runner.
Major league BPA for the past fifteen years is shown below along with the number of players with BPA over .550 and .600:
Year 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015
BPA .468 .457 .461 .468 .456 .470 .463 .458 .461 .446 .442 .447 .440 .426 .440
.550 46 39 42 33 34 46 34 41 42 19 25 12 14 9 20
.600 26 17 15 18 13 14 15 11 16 7 7 5 3 4 9
Offensive production peaked in 2000 before declining in the early years of this century. BPA declined significantly through 2014 before an uptick in 2015.
In the 1990s, there were 14 individual .700 BPA seasons. In the eight year period from 2000 to 2007, there were 18. The highest BPA in the 1990s was recorded by Mark McGwire in 1998 (.799). Barry Bonds shattered that with .907 in 2001, the highest figure ever recorded, topping Babe Ruth’s best two years (1920 and 1921). Bonds followed that with .869 in 2002, .818 in 2003 and .882 in 2004. There have not been any hitters with a BPA of .700 since 2007. The last player to make it was Alex Rodriguez (.702) in 2007. Surprisingly, Albert Pujols has not had a .700 BPA in his fifteen seasons. His highest was .696 in 2009.
The .700 BPA seasons in 2000-2015 are listed below:
Player Team Year BPA
Barry Bonds San Francisco 2001 .907
Barry Bonds San Francisco 2004 .882
Barry Bonds San Francisco 2002 .869
Barry Bonds San Francisco 2003 .818
Sammy Sosa Chicago Cubs 2001 .758
Barry Bonds San Francisco 2000 .745
Jim Thome Cleveland 2002 .728
Manny Ramirez Cleveland 2000 .726
Todd Helton Colorado 2000 .720
Luis Gonzalez Arizona 2001 .713
Todd Helton Colorado 2001 .709
Carlos Delgado Toronto 2000 .707
Larry Walker Colorado 2001 .707
Jason Giambi Oakland 2000 .706
Travis Hafner Cleveland 2006 .703
Alex Rodriguez NY Yankees 2007 .702
Jason Giambi Oakland 2001 .700
Ryan Howard Philadelphia 2006 .700
The yearly leaders since 1992 are as follows:
1992 Bonds .734 1993 Bonds .740 1994 Bagwell .768
1995 Belle .692 1996 McGwire .765 1997 Walker .770
1998 McGwire .799 1999 McGwire .735 2000 Bonds .745
2001 Bonds .907 2002 Bonds .869 2003 Bonds .818
2004 Bonds .882 2005 D. Lee .699 2006 Hafner .703
2007 A. Rodriguez .702 2008 Pujols .685 2009 Pujols .696
2010 Bautista .671 2011 Bautista .681 2012 Trout .665
2013 C. Davis .670 2014 Trout .623 2015 Harper .694
The benchmark for an outstanding individual season is .600. Following is a list of the only six players with enough plate appearances to qualify for the batting title and with a BPA of .600 in 2015. The list is topped by Bryce Harper of the Washington Nationals with a BPA of .694, the highest since Albert Pujols recorded a .696 in 2009.
Bases per Plate Appearance (BPA) of .600+ in 2015
————————————————-
No. of 2014 2015 .600+
Player BPA BPA LG Seasons Comments
- Bryce Harper .464 .694 N 1 Breakout season.
- Paul Goldschmidt .594 .638 N 1 Does everything well.
- Mike Trout .623 .636 A 4 Over .600 in each of his 4 full seasons.
- Joey Votto .496 .633 N 3 On-Base Average of .459 in 2015.
- Chris Davis .477 .607 A 2 Led majors in HR with 47.
- Nelson Cruz .537 .600 A 1 Strong hitting year in a pitcher’s park.
If you are looking for AL MVP Josh Donaldson, he finished 7th with .594.
Three other players had a BPA over .600 in 2014 but failed to qualify in 2015.
No. of 2014 2015 .600+
Player BPA BPA LG Seasons Comments
1 Giancarlo Stanton .614 .635 N 1 Failed to qualify due to injury.
2 Andrew McCutchen .613 .569 N 1 Bad start led to lower season numbers.
3.Jose Abreu .600 .518 A 1 Didn’t quite measure up to rookie year.
Three active players have a BPA over .600 for their careers:
2015 Career
Player Age BPA BPA Comments
————- — —- —- —————————
Mike Trout 23 .636 .634 Quick rise to the top.
Alex Rodriguez 39 .534 .605 Strong recovery in 2015.
Albert Pujols 35 .502 .603 Power OK but averages declining.
Another list of interest is of players with a BPA of over .600 in 2015 who did not have enough plate appearances (PA) to qualify for the batting title.
Player Age BPA PA Comments
————— — —- — —————————
Mikey Mahtook 25 .658 115 Strong finish after Tampa Bay call-up.
Giancarlo Stanton 29 .643 375 Season cut short by injury.
Franklin Gutierrez32 .624 189 Productive when healthy.
Corey Seager 21 .619 113 Dodgers top prospect.
Curt Casali 26 .607 113 Good power from TB backup catcher.
Looking at the other end of the spectrum, sixteen players who earned enough playing time to qualify for the batting title had a BPA less than .400 in 2015. Last year, twenty five players were on this list.
Player BPA Team
—————– — —————
122 Jace Peterson .395 Braves
123 Chase Headley .394 Yankees
124 Jimmy Rollins .393 Dodgers
125 Avisail Garcia .388 White Sox
126 Pablo Sandoval .377 Red Sox
127 Freddy Galvis .374 Phillies
128 Alexei Ramirez .374 White Sox
129 Starlin Castro .369 Cubs
130 Jean Segura .365 Brewers
131 Erick Aybar .361 Angels
132 Angel Pagan .361 Giants
133 Chris Owings .360 Diamondbacks
134 Andrelton Simmons .359 Braves
135 Yadier Molina .357 Cardinals
136 Alcides Escobar .355 Royals
137 Wilson Ramos .347 Nationals
Four players compiled a batting average over .300, an on-base average over .400, a slugging percentage over .500 and bases per plate appearance over .600 in 2015.
Player BAVG OBA SLG BPA OPS
Bryce Harper .330 .460 .649 .694 1.109
Paul Goldschmidt .321 .435 .570 .638 1.005
Joey Votto .314 .459 .541 .633 1.000
Another means of measuring offensive performance is Bases per Out, also called Total Average. The top 10 players on both lists for 2015 are shown below.
Bases per Plate
Appearance – Bases per Out
1 Bryce Harper .694 Nationals – 1 Bryce Harper 1.274 Nationals
2 Paul Goldschmidt .638 Diamondbacks – 2 Joey Votto 1.162 Reds
3 Mike Trout .636 Angels – 3 Paul Goldschmidt 1.131 Diamondbacks
4 Joey Votto .633 Reds – 4 Mike Trout 1.057 Angels
5 Chris Davis .607 Orioles – 5 Miguel Cabrera 1.016 Tigers
6 Nelson Cruz .600 Mariners – 6 Josh Donaldson .967 Blue Jays
7 Josh Donaldson .594 Blue Jays – 7 Jose Batista .963 Blue Jays
8 Jose Bautista .590 Blue Jays – 8 Edwin Encarnacion .957 Blue Jays
9 Edwin Encarnacion .588 Blue Jays – 9 Anthony Rizzo .957 Cubs
10 Anthony Rizzo .585 Cubs – 10 Chris Davis .956 Orioles
The lists are quite similar with nine players appearing on both lists. Harper is on top of both lists by a sizable margin and the same four players are on the top of both lists but in a different order. Votto and Cabrera rank higher on the Total Average list because they have high batting averages and draw a lot of walks while Davis and Cruz get much of their production from extra base hits but they make more outs.
Bill Gilbert
1/27/16
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