Facts and Figures Population* 250 558 Retail purchasing power* 4 685 EUR/Einwohner/Jahr Labour market General Unemployment rate* 7,40 % Labour - total* 87 350 person employed Labour by job specification Labour - expert* 10 % Labour - specialist* 11 % Labour - skilled worker* 62 % Labour - helper* 16 % Gross salary by job specification Gross salary - expert* 5 187 €/month Gross salary - specialist* 3 659 €/month Gross salary - skilled worker* 2 873 €/month Gross salary - helper* 2 503 €/month Area information Types of use District area* 2 111,40 km² Industrial and commercial area* 2103 ha Residential building area* 8663 ha Agricultural area* n.a. Contact My|BusinessLocation Kundenservice Website