set terminal png
set output "fig_png_line1.png"
#
set title "Line sample (1)"
set xrange [0:10]
set yrange [0:23]
set style line  1 linetype -1 linewidth 5
set style line  2 linetype  0 linewidth 1
set style line  3 linetype  1 linewidth 5
set style line  4 linetype  2 linewidth 5
set style line  5 linetype  3 linewidth 5
set style line  6 linetype  4 linewidth 5
set style line  7 linetype  5 linewidth 5
set style line  8 linetype  6 linewidth 5
set style line  9 linetype  7 linewidth 5
set style line 10 linetype  8 linewidth 5
set style line 11 linetype  9 linewidth 5
set style line 12 linetype 10 linewidth 5
set style line 13 linetype 11 linewidth 5
set style line 14 linetype 12 linewidth 5
set style line 15 linetype 13 linewidth 5
set style line 16 linetype 14 linewidth 5
set style line 17 linetype 15 linewidth 5
set style line 18 linetype 16 linewidth 5
set style line 19 linetype 17 linewidth 5
set style line 20 linetype 18 linewidth 5
set style line 21 linetype 19 linewidth 5
set style line 22 linetype 20 linewidth 5
#
set border 0
set xtics 0,0,0
set ytics 0,0,0
set xtics nomirror
set ytics nomirror
#
set key outside bottom
#
plot 22 linestyle  1 title "linetype -1", \
     21 linestyle  2 title "linetype  0", \
     20 linestyle  3 title "linetype  1", \
     19 linestyle  4 title "linetype  2", \
     18 linestyle  5 title "linetype  3", \
     17 linestyle  6 title "linetype  4", \
     16 linestyle  7 title "linetype  5", \
     15 linestyle  8 title "linetype  6", \
     14 linestyle  9 title "linetype  7", \
     13 linestyle 10 title "linetype  8", \
     12 linestyle 11 title "linetype  9", \
     11 linestyle 12 title "linetype 10", \
     10 linestyle 13 title "linetype 11", \
      9 linestyle 14 title "linetype 12", \
      8 linestyle 15 title "linetype 13", \
      7 linestyle 16 title "linetype 14", \
      6 linestyle 17 title "linetype 15", \
      5 linestyle 18 title "linetype 16", \
      4 linestyle 19 title "linetype 17", \
      3 linestyle 20 title "linetype 18", \
      2 linestyle 21 title "linetype 19", \
      1 linestyle 22 title "linetype 20"