Facts and Figures Population* 258 386 Retail purchasing power* 5 316 EUR/Einwohner/Jahr Labour market General Unemployment rate* 5,00 % Labour - total* 78 930 person employed Labour by job specification Labour - expert* 10 % Labour - specialist* 12 % Labour - skilled worker* 62 % Labour - helper* 14 % Gross salary by job specification Gross salary - expert* 5 401 €/month Gross salary - specialist* 4 032 €/month Gross salary - skilled worker* 3 074 €/month Gross salary - helper* 2 627 €/month Area information Types of use District area* 1 651,27 km² Industrial and commercial area* 2574 ha Residential building area* 7248 ha Agricultural area* n.a. Contact My|BusinessLocation Kundenservice Website