Facts and Figures Population* 364 818 Retail purchasing power* 6 440 EUR/Einwohner/Jahr Labour market General Unemployment rate* 3,60 % Labour - total* 187 740 person employed Labour by job specification Labour - expert* 9 % Labour - specialist* 14 % Labour - skilled worker* 56 % Labour - helper* 19 % Gross salary by job specification Gross salary - expert* 6 494 €/month Gross salary - specialist* 5 122 €/month Gross salary - skilled worker* 3 602 €/month Gross salary - helper* 3 192 €/month Area information Types of use District area* 969,21 km² Industrial and commercial area* 1913 ha Residential building area* 6915 ha Agricultural area* 35 ha Location in Germany District with all municipalities Contact My|BusinessLocation Kundenservice Website