Facts and Figures Population* 138 891 Retail purchasing power* 7 018 EUR/Einwohner/Jahr Labour market General Unemployment rate* 1,90 % Labour - total* 48 380 person employed Labour by job specification Labour - expert* 10 % Labour - specialist* 12 % Labour - skilled worker* 60 % Labour - helper* 19 % Gross salary by job specification Gross salary - expert* 6 445 €/month Gross salary - specialist* 4 857 €/month Gross salary - skilled worker* 3 588 €/month Gross salary - helper* 2 787 €/month Area information Types of use District area* 870,74 km² Industrial and commercial area* 437 ha Residential building area* 2262 ha Agricultural area* 179 ha Contact My|BusinessLocation Kundenservice Website