Facts and Figures Population* 283 275 Retail purchasing power* 7 063 EUR/Einwohner/Jahr Labour market General Unemployment rate* 5,50 % Labour - total* 77 130 person employed Labour by job specification Labour - expert* 13 % Labour - specialist* 15 % Labour - skilled worker* 56 % Labour - helper* 15 % Gross salary by job specification Gross salary - expert* 5 782 €/month Gross salary - specialist* 4 569 €/month Gross salary - skilled worker* 3 439 €/month Gross salary - helper* 2 781 €/month Area information Types of use Industrial and commercial area* 477 ha Residential building area* 5181 ha Agricultural area* 27 ha Location in Germany District with all municipalities Contact My|BusinessLocation Kundenservice Website