Facts and Figures Population* 141 907 Retail purchasing power* 6 260 EUR/Einwohner/Jahr Labour market General Unemployment rate* 2,40 % Labour - total* 52 980 person employed Labour by job specification Labour - expert* 9 % Labour - specialist* 12 % Labour - skilled worker* 63 % Labour - helper* 16 % Gross salary by job specification Gross salary - expert* 6 201 €/month Gross salary - specialist* 5 103 €/month Gross salary - skilled worker* 3 858 €/month Gross salary - helper* 3 108 €/month Area information Types of use District area* 1 394,44 km² Industrial and commercial area* 711 ha Residential building area* 2902 ha Agricultural area* 505 ha Location in Germany District with all municipalities Contact My|BusinessLocation Kundenservice Website