Input (grade 13): Since the late 1950s, the city has experienced significant immigration, firstly from southern Italy, then from other nationalities, the most notable being a large Chinese community which first arrived in the late 1980s.
Output (grade 6): Since the late 1950s, the city has had a big amount of immigration, first from southern Italy, then other countries. Since the late 1980s a large Han community has settled in the city.