Facts and Figures Population* 134 688 Retail purchasing power* 5 282 EUR/Einwohner/Jahr Labour market General Unemployment rate* 5,90 % Labour - total* 43 660 person employed Labour by job specification Labour - expert* 10 % Labour - specialist* 10 % Labour - skilled worker* 61 % Labour - helper* 19 % Gross salary by job specification Gross salary - expert* 5 524 €/month Gross salary - specialist* 4 283 €/month Gross salary - skilled worker* 3 528 €/month Gross salary - helper* 2 676 €/month Area information Types of use District area* 966,72 km² Industrial and commercial area* 936 ha Residential building area* 3370 ha Agricultural area* 9 ha Location in Germany District with all municipalities Contact My|BusinessLocation Kundenservice Website