# set terminal pngcairo  transparent enhanced font "arial,10" fontscale 1.0 size 600, 400 
# set output 'histograms2.1.png'
set bar 1.000000 front
set boxwidth 0.95 absolute
set style fill   solid 1.00 noborder
set style circle radius graph 0.02, first 0.00000, 0.00000 
set style ellipse size graph 0.05, 0.03, first 0.00000 angle 0 units xy
set grid nopolar
set grid noxtics nomxtics ytics nomytics noztics nomztics \
 nox2tics nomx2tics noy2tics nomy2tics nocbtics nomcbtics
set grid layerdefault   lt 0 linewidth 0.500,  lt 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, 0
set style textbox transparent margins  1.0,  1.0 border
unset logscale
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   ()
unset paxis 1 tics
unset paxis 2 tics
unset paxis 3 tics
unset paxis 4 tics
unset paxis 5 tics
unset paxis 6 tics
unset paxis 7 tics
set title "Default Histogram Colouring" 
set xlabel "Immigration from different regions" 
set paxis 1 range [ * : * ] noreverse nowriteback
set paxis 2 range [ * : * ] noreverse nowriteback
set paxis 3 range [ * : * ] noreverse nowriteback
set paxis 4 range [ * : * ] noreverse nowriteback
set paxis 5 range [ * : * ] noreverse nowriteback
set paxis 6 range [ * : * ] noreverse nowriteback
set paxis 7 range [ * : * ] noreverse nowriteback
set bmargin  12
set colorbox vertical origin screen 0.9, 0.2, 0 size screen 0.05, 0.6, 0 front  noinvert bdefault
x = 0.0
## 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