Facts and Figures Population* 346 970 Retail purchasing power* 5 784 EUR/Einwohner/Jahr Labour market General Unemployment rate* 5,00 % Labour - total* 124 510 person employed Labour by job specification Labour - expert* 11 % Labour - specialist* 14 % Labour - skilled worker* 54 % Labour - helper* 20 % Gross salary by job specification Gross salary - expert* 6 131 €/month Gross salary - specialist* 4 988 €/month Gross salary - skilled worker* 3 762 €/month Gross salary - helper* 2 948 €/month Area information Types of use District area* 1 246,21 km² Industrial and commercial area* 1218 ha Residential building area* 7605 ha Agricultural area* 35 ha Contact My|BusinessLocation Kundenservice Website