Facts and Figures Population* 131 172 Retail purchasing power* 5 388 EUR/Einwohner/Jahr Labour market General Unemployment rate* 6,50 % Labour - total* 39 920 person employed Labour by job specification Labour - expert* 9 % Labour - specialist* 11 % Labour - skilled worker* 58 % Labour - helper* 21 % Gross salary by job specification Gross salary - expert* 5 660 €/month Gross salary - specialist* 4 484 €/month Gross salary - skilled worker* 3 703 €/month Gross salary - helper* 2 830 €/month Area information Types of use District area* 249,80 km² Industrial and commercial area* 672 ha Residential building area* 2873 ha Agricultural area* 5 ha Contact My|BusinessLocation Kundenservice Website