For economically active persons (also self-employed, farmers, family workers) [Questions 24-26 were asked of economically active persons]
26. What monthly net income do you derive from your economic activity?
(Not to be answered by self-employed in agriculture and by unpaid family workers.)
[] Under 300 DM [] 300 to under 500 DM [] 500 to under 800 DM [] 800 to under 1,200 DM [] 1,200 to under 1,800 DM [] 1,800 to under 2,500 DM [] 2,500 DM and more