plot 'section.32.dat' using 2:4 with dots, \
 'section.33.dat' using 2:4 with dots, \
 'section.34.dat' using 2:4 with dots, \
 'section.35.dat' using 2:4 with dots, \
 'section.36.dat' using 2:4 with dots, \
 'section.37.dat' using 2:4 with dots, \
 'section.38.dat' using 2:4 with dots, \
 'section.39.dat' using 2:4 with dots, \
 'section.40.dat' using 2:4 with dots, \
 'section.41.dat' using 2:4 with dots, \
 'section.42.dat' using 2:4 with dots, \
 'section.43.dat' using 2:4 with dots, \
 'section.44.dat' using 2:4 with dots, \
 'section.45.dat' using 2:4 with dots, \
 'section.46.dat' using 2:4 with dots, \
 'section.47.dat' using 2:4 with dots, \
 'section.48.dat' using 2:4 with dots, \
 'section.49.dat' using 2:4 with dots, \
 'section.50.dat' using 2:4 with dots, \
 'section.51.dat' using 2:4 with dots