# set terminal pngcairo  transparent enhanced font "arial,10" fontscale 1.0 size 600, 400 
# set output 'fillbetween.3.png'
set bar 1.000000 front
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 style textbox transparent margins  1.0,  1.0 border
unset logscale
set style data lines
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 "Fill area between two curves (above/below)" 
set xrange [ 250.000 : 500.000 ] noreverse nowriteback
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 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: "silver.dat"
plot 'silver.dat' u 1:2:($3+$1/50.) w filledcurves above title 'Above',                '' u 1:2:($3+$1/50.) w filledcurves below title 'Below', 	       '' u 1:2 lt -1 lw 2 title 'curve 1', 	       '' u 1:($3+$1/50.) lt 3 lw 2 title 'curve 2'