set size 0.5,0.5
set ylabel "%"
set xlabel "Number of bulbs glowing"
set xtics (0,1,2,3,4,5,6,7,8,9)
set xrange [0:13]
set yrange [-5:47]
set ytics (0,15,30,45)
set title "Raw vs treated"
set terminal postscript eps
set output "circ.eps"
plot 'circ.dat' using 1 title "raw"        with linesp 1 0,\
     'circ.dat'  using 2 title "treated" with linesp 1 1,\
     'circ.dat'  using 2 title "result" with linesp 1  2