Facts and Figures Population* 544 971 Retail purchasing power* 7 375 EUR/Einwohner/Jahr Labour market General Unemployment rate* 2,80 % Labour - total* 215 870 person employed Labour by job specification Labour - expert* 17 % Labour - specialist* 15 % Labour - skilled worker* 51 % Labour - helper* 16 % Gross salary by job specification Gross salary - expert* 7 160 €/month Gross salary - specialist* 5 268 €/month Gross salary - skilled worker* 3 851 €/month Gross salary - helper* 2 957 €/month Area information Types of use Industrial and commercial area* 1952 ha Residential building area* 5556 ha Agricultural area* 859 ha Location in Germany District with all municipalities Contact My|BusinessLocation Kundenservice Website