Facts and Figures Population* 183 131 Retail purchasing power* 5 797 EUR/Einwohner/Jahr Labour market General Unemployment rate* 4,40 % Labour - total* 67 410 person employed Labour by job specification Labour - expert* 10 % Labour - specialist* 14 % Labour - skilled worker* 58 % Labour - helper* 19 % Gross salary by job specification Gross salary - expert* 5 900 €/month Gross salary - specialist* 4 677 €/month Gross salary - skilled worker* 3 737 €/month Gross salary - helper* 2 948 €/month Area information Types of use District area* 627,06 km² Industrial and commercial area* 807 ha Residential building area* 4469 ha Agricultural area* 95 ha Contact My|BusinessLocation Kundenservice Website