Facts and Figures Population* 180 313 Retail purchasing power* 7 296 EUR/Einwohner/Jahr Labour market General Unemployment rate* 2,20 % Labour - total* 87 720 person employed Labour by job specification Labour - expert* 13 % Labour - specialist* 15 % Labour - skilled worker* 57 % Labour - helper* 13 % Gross salary by job specification Gross salary - expert* 6 614 €/month Gross salary - specialist* 6 064 €/month Gross salary - skilled worker* 3 732 €/month Gross salary - helper* 3 215 €/month Area information Types of use District area* 799,85 km² Industrial and commercial area* 575 ha Residential building area* 2636 ha Agricultural area* 215 ha Contact My|BusinessLocation Kundenservice Website