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## hi, I am a gnuplot script and you are probably trying to do in perl
+ my own job

set terminal png large size 1920,1200
set output 'output.png'
set style histogram
set title "my title"
set xlabel "my x varname"
set ylabel "my y varname"
set yrange [0:10]
set style fill solid border -1

binwidth=5
set boxwidth binwidth

bin(x,width)=width*floor(x/width) + binwidth/2.0

plot 'mydata.dat' using (bin($1,binwidth)):(1.0) smooth freq with boxe
+s 
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