Facts and Figures Population* 275 464 Retail purchasing power* 5 602 EUR/Einwohner/Jahr Labour market General Unemployment rate* 6,00 % Labour - total* 95 470 person employed Labour by job specification Labour - expert* 13 % Labour - specialist* 12 % Labour - skilled worker* 56 % Labour - helper* 17 % Gross salary by job specification Gross salary - expert* 6 085 €/month Gross salary - specialist* 4 666 €/month Gross salary - skilled worker* 3 585 €/month Gross salary - helper* 2 802 €/month Area information Types of use District area* 1 208,33 km² Industrial and commercial area* 1274 ha Residential building area* 5708 ha Agricultural area* 13 ha Contact My|BusinessLocation Kundenservice Website