Facts and Figures Population* 189 862 Retail purchasing power* 6 448 EUR/Einwohner/Jahr Labour market General Unemployment rate* 3,20 % Labour - total* 71 320 person employed Labour by job specification Labour - expert* 9 % Labour - specialist* 15 % Labour - skilled worker* 57 % Labour - helper* 17 % Gross salary by job specification Gross salary - expert* 6 304 €/month Gross salary - specialist* 5 076 €/month Gross salary - skilled worker* 3 822 €/month Gross salary - helper* 3 145 €/month Area information Types of use District area* 917,58 km² Industrial and commercial area* 1176 ha Residential building area* 4393 ha Agricultural area* 193 ha Contact My|BusinessLocation Kundenservice Website