Facts and Figures Population* 235 773 Retail purchasing power* 4 817 EUR/Einwohner/Jahr Labour market General Unemployment rate* 8,00 % Labour - total* 82 520 person employed Labour by job specification Labour - expert* 13 % Labour - specialist* 11 % Labour - skilled worker* 58 % Labour - helper* 17 % Gross salary by job specification Gross salary - expert* 5 403 €/month Gross salary - specialist* 3 867 €/month Gross salary - skilled worker* 3 002 €/month Gross salary - helper* 2 473 €/month Area information Types of use District area* 3 945,66 km² Industrial and commercial area* 2076 ha Residential building area* 7276 ha Agricultural area* 74 ha Contact My|BusinessLocation Kundenservice Website