, there were a total of 32,448 people employed in the municipality. Of these, 108 people worked in 26 businesses in the primary economic sector. A majority (68.5%) of the primary sector employees worked in very small businesses (less than ten employees). The remainder worked in 2 small businesses with a total of 34 employees. The secondary sector employed 3,645 workers in 345 separate businesses. A minority (21.2%) of the secondary sector employees worked in very small businesses. There were 75 small businesses with a total of 1,731 employees and 12 mid sized businesses with a total of 1,141 employees. Finally, the tertiary sector provided 28,695 jobs in 3,375 businesses. In 2014 a total of 16,854 employees worked in 3,306 small companies (less than 50 employees). There were 65 mid-sized businesses with 9,093 employees and 4 large businesses which employed 2,748 people (for an average size of 687).