#!/usr/bin/env python

import Gnuplot

gp = Gnuplot.Gnuplot()

years = range(2003, 2012)
umsatz = [ 631, 638, 644, 636, 624, 601, 662, 666, 678 ]
zuwendung = [ 416, 413, 412, 307, 308, 272, 283, 281, 289 ]
ergebnis = [ -221, -101, 235, -23, -59, -246, -66, -78, -71 ]

gp.plot(Gnuplot.Data(years, umsatz, with_='linespoints'))
gp.replot(Gnuplot.Data(years, zuwendung, with_='linespoints'))
gp.hardcopy(filename='input.png', terminal='png')
gp.plot(Gnuplot.Data(years, ergebnis, with_='linespoints'))
gp.hardcopy(filename='ergebnis.png', terminal='png')