# set terminal pngcairo  transparent enhanced font "arial,10" fontscale 1.0 size 600, 400 
# set output 'label_stacked_histograms.1.png'
set border 2 front lt black linewidth 1.000 dashtype solid
set boxwidth 0.6 absolute
set style fill   solid 1.00 border lt -1
set key fixed right bottom vertical Right noreverse enhanced autotitle nobox
set style histogram columnstacked title textcolor lt -1
set style data histograms
set xtics border in scale 1,0.5 nomirror norotate  autojustify
set xtics  norangelimit 
set xtics   ()
set ytics border in scale 1,0.5 nomirror norotate  autojustify
set cbtics border in scale 1,0.5 nomirror norotate  autojustify
set title "Place data values as labels in stacked histogram" 
set title  offset character 0, -1, 0 font "" textcolor lt -1 norotate
set xrange [ -0.500000 : * ] noreverse
XShift(n) = (n < YminSpace) ? 0.45 : 0
YShift(n) = (n < YminSpace) ?  (YExtraDistance=YExtraDistance+YStep,YExtraDistance) : (YExtraDistance=-YStep,0)
NO_ANIMATION = 1
YminSpace = 4
YStep = 2
YExtraDistance = -2
ysum = 90.1
## Last datafile plotted: "$Data"
plot   newhistogram lt 9,   $Data u 2 ti col , '' u 3:key(1) ti col,   ysum=0 '' skip 1 using (0+XShift($2)):((ysum = ysum + $2, ysum-$2/2+YShift($2))):2 with labels notitle,   ysum=0 '' skip 1 using (1+XShift($3)):((ysum = ysum + $3, ysum-$3/2+YShift($3))):3 with labels notitle,  ysum=0 '' skip 1 using ($2>YminSpace ? 1/0:(0+XShift($2)-0.05)):((ysum = ysum + $2, ysum-$2/2+YShift($2))):(-0.1):(-YExtraDistance) ls -1 with vectors not,  ysum=0 '' skip 1 using ($3>YminSpace ? 1/0:(1+XShift($3)-0.05)):((ysum = ysum + $3, ysum-$3/2+YShift($3))):(-0.1):(-YExtraDistance) ls -1 with vectors not,