Facts and Figures Population* 469 611 Retail purchasing power* 6 455 EUR/Einwohner/Jahr Labour market General Unemployment rate* 6,20 % Labour - total* 150 590 person employed Labour by job specification Labour - expert* 12 % Labour - specialist* 13 % Labour - skilled worker* 58 % Labour - helper* 17 % Gross salary by job specification Gross salary - expert* 6 309 €/month Gross salary - specialist* 4 892 €/month Gross salary - skilled worker* 3 756 €/month Gross salary - helper* 2 797 €/month Area information Types of use District area* 704,71 km² Industrial and commercial area* 1957 ha Residential building area* 6053 ha Agricultural area* 38 ha Contact My|BusinessLocation Kundenservice Website