Facts and Figures Population* 298 536 Retail purchasing power* 6 124 EUR/Einwohner/Jahr Labour market General Unemployment rate* 5,20 % Labour - total* 97 520 person employed Labour by job specification Labour - expert* 10 % Labour - specialist* 12 % Labour - skilled worker* 56 % Labour - helper* 22 % Gross salary by job specification Gross salary - expert* 5 834 €/month Gross salary - specialist* 4 580 €/month Gross salary - skilled worker* 3 546 €/month Gross salary - helper* 2 714 €/month Area information Types of use District area* 563,28 km² Industrial and commercial area* 1181 ha Residential building area* 5013 ha Agricultural area* 4 ha Contact My|BusinessLocation Kundenservice Website