Facts and Figures Population* 349 685 Retail purchasing power* 8 750 EUR/Einwohner/Jahr Labour market General Unemployment rate* 2,40 % Labour - total* 265 970 person employed Labour by job specification Labour - expert* 28 % Labour - specialist* 21 % Labour - skilled worker* 40 % Labour - helper* 10 % Gross salary by job specification Gross salary - expert* 7 121 €/month Gross salary - specialist* 5 940 €/month Gross salary - skilled worker* 4 107 €/month Gross salary - helper* 3 009 €/month Area information Types of use District area* 664,25 km² Industrial and commercial area* 923 ha Residential building area* 4356 ha Agricultural area* 146 ha Contact My|BusinessLocation Kundenservice Website