gnuplot

gnuplot -persist test.plt

oder besser

gnuplot test.plt -

Beispieldaten: force.dat

set title 'Gewerkschaftliche Beratung Statistik 2015 - Beratungen'

set grid ytics lt 0 lw 1 lc rgb '#bbbbbb'
set grid xtics lt 0 lw 1 lc rgb '#bbbbbb'

set ylabel 'Anzahl Beratungen'
set xlabel 'Monate 2015'

set xdata time
set timefmt '%m'
set format x '%B'

plot 'force.dat' using 1:2 title 'Regelm. Beratungen' with lines lw 2 dt 2, 'force.dat' using 1:3 title 'Ausserplanm. Beratungen' with lines lw 2 dt 3, 'force.dat' using 1:4 title 'E-Mail-Beratungen' with lines lw 2 dt 4 lt 7, 'force.dat' using 1:5 title 'Gesamt' with lines lw 3 lt 8

• http://gnuplot.sourceforge.net
• https://wiki.ubuntuusers.de/Gnuplot

• Gnuplot: Kurze Einführung
• Creating bar charts with gnuplot
• Adding gridlines to GNUPlot