Facts and Figures Population* 140 166 Retail purchasing power* 6 382 EUR/Einwohner/Jahr Labour market General Unemployment rate* 2,40 % Labour - total* 59 370 person employed Labour by job specification Labour - expert* 10 % Labour - specialist* 15 % Labour - skilled worker* 57 % Labour - helper* 18 % Gross salary by job specification Gross salary - expert* 6 387 €/month Gross salary - specialist* 5 423 €/month Gross salary - skilled worker* 3 944 €/month Gross salary - helper* 3 107 €/month Area information Types of use District area* 769,42 km² Industrial and commercial area* 1107 ha Residential building area* 3192 ha Agricultural area* 163 ha Contact My|BusinessLocation Kundenservice Website