Facts and Figures Population* 259 030 Retail purchasing power* 5 906 EUR/Einwohner/Jahr Labour market General Unemployment rate* 3,60 % Labour - total* 111 570 person employed Labour by job specification Labour - expert* 9 % Labour - specialist* 12 % Labour - skilled worker* 60 % Labour - helper* 17 % Gross salary by job specification Gross salary - expert* 5 972 €/month Gross salary - specialist* 4 729 €/month Gross salary - skilled worker* 3 741 €/month Gross salary - helper* 3 165 €/month Area information Types of use District area* 1 960,17 km² Industrial and commercial area* 1399 ha Residential building area* 5565 ha Agricultural area* 101 ha Location in Germany District with all municipalities Contact My|BusinessLocation Kundenservice Website