The 2016 Italian constitutional referendum provided data on the number of registered Italian citizens living outside Italy by country. The highest number is in Argentina, with 673,238 registered Italians residing in the country in 2016, followed by Germany with 581,433, Switzerland with 482,539, France with 329,202, Brazil with 325,555, the UK with 232,932, Belgium 225,801, the U.S. with 218,407, Canada with 122,262, Australia with 120,791, and Spain with 118,879.