Facts and Figures Population* 287 497 Retail purchasing power* 6 602 EUR/Einwohner/Jahr Labour market General Unemployment rate* 3,40 % Labour - total* 117 600 person employed Labour by job specification Labour - expert* 14 % Labour - specialist* 16 % Labour - skilled worker* 53 % Labour - helper* 17 % Gross salary by job specification Gross salary - expert* 6 821 €/month Gross salary - specialist* 5 221 €/month Gross salary - skilled worker* 3 773 €/month Gross salary - helper* 2 999 €/month Area information Types of use Industrial and commercial area* 1271 ha Residential building area* 4335 ha Agricultural area* 917 ha Location in Germany District with all municipalities Contact My|BusinessLocation Kundenservice Website