Facts and Figures Population* 133 362 Retail purchasing power* 6 344 EUR/Einwohner/Jahr Labour market General Unemployment rate* 3,40 % Labour - total* 61 200 person employed Labour by job specification Labour - expert* 9 % Labour - specialist* 13 % Labour - skilled worker* 56 % Labour - helper* 21 % Gross salary by job specification Gross salary - expert* 6 485 €/month Gross salary - specialist* 5 113 €/month Gross salary - skilled worker* 3 835 €/month Gross salary - helper* 3 032 €/month Area information Types of use District area* 712,11 km² Industrial and commercial area* 839 ha Residential building area* 2787 ha Agricultural area* 75 ha Contact My|BusinessLocation Kundenservice Website