#!/usr/local/bin/gnuplot -persist
# set terminal pngcairo  transparent enhanced font "arial,10" fontscale 1.0 size 600, 400 
# set output 'histograms2.1.png'
set boxwidth 0.95 absolute
set style fill   solid 1.00 noborder
set grid nopolar
set grid noxtics nomxtics ytics nomytics noztics nomztics nortics nomrtics \
 nox2tics nomx2tics noy2tics nomy2tics nocbtics nomcbtics
set grid layerdefault   lt 0 linecolor 0 linewidth 0.500,  lt 0 linecolor 0 linewidth 0.500
set key bmargin center horizontal Right noreverse noenhanced autotitle columnhead nobox
set key invert samplen 4 spacing 1 width 0 height 0
set style histogram clustered gap 1 title textcolor lt -1 font ",11"  offset character 2, -2
unset parametric
set datafile missing '-'
set style data histograms
set xtics border in scale 1,0.5 mirror rotate by -45  autojustify
set xtics  norangelimit 
set xtics   ()
set title "Default Histogram Colouring" 
set xlabel "Immigration from different regions" 
set xrange [ * : * ] noreverse writeback
set x2range [ * : * ] noreverse writeback
set yrange [ * : * ] noreverse writeback
set y2range [ * : * ] noreverse writeback
set zrange [ * : * ] noreverse writeback
set cbrange [ * : * ] noreverse writeback
set rrange [ * : * ] noreverse writeback
set bmargin  12
set colorbox vertical origin screen 0.9, 0.2 size screen 0.05, 0.6 front  noinvert bdefault
NO_ANIMATION = 1
## Last datafile plotted: "immigration.dat"
plot newhistogram "Northern Europe", 'immigration.dat' using 6:xtic(1), '' u 13, '' u 14, newhistogram "Southern Europe", '' u 9:xtic(1), '' u 17 , '' u 22 , newhistogram "British Isles", '' u 10:xtic(1) , '' u 21