Facts and Figures Population* 175 823 Retail purchasing power* 6 464 EUR/Einwohner/Jahr Labour market General Unemployment rate* 2,30 % Labour - total* 64 990 person employed Labour by job specification Labour - expert* 10 % Labour - specialist* 14 % Labour - skilled worker* 59 % Labour - helper* 17 % Gross salary by job specification Gross salary - expert* 6 286 €/month Gross salary - specialist* 5 305 €/month Gross salary - skilled worker* 3 801 €/month Gross salary - helper* 3 141 €/month Area information Types of use District area* 515,84 km² Industrial and commercial area* 826 ha Residential building area* 2917 ha Agricultural area* 191 ha Contact My|BusinessLocation Kundenservice Website