Facts and Figures Population* 179 386 Retail purchasing power* 5 632 EUR/Einwohner/Jahr Labour market General Unemployment rate* 5,40 % Labour - total* 59 470 person employed Labour by job specification Labour - expert* 11 % Labour - specialist* 13 % Labour - skilled worker* 56 % Labour - helper* 18 % Gross salary by job specification Gross salary - expert* 6 189 €/month Gross salary - specialist* 4 702 €/month Gross salary - skilled worker* 3 703 €/month Gross salary - helper* 2 852 €/month Area information Types of use District area* 1 550,83 km² Industrial and commercial area* 1258 ha Residential building area* 5777 ha Agricultural area* 47 ha Location in Germany District with all municipalities Contact My|BusinessLocation Kundenservice Website