Lebanon has witnessed a series of migration waves: over 1,800,000 people emigrated from the country in the 1975–2011 period. Millions of people of Lebanese descent are spread throughout the world, mostly Christians, especially in Latin America. Brazil and Argentina have large expatriate population. ''(See Lebanese people)''. Large numbers of Lebanese migrated to West Africa, particularly to the Ivory Coast (home to over 100,000 Lebanese) and Senegal (roughly 30,000 Lebanese). Australia is home to over 270,000 Lebanese (1999 est.). In Canada, there is also a large Lebanese diaspora of approximately 250,000–700,000 people having Lebanese descent. (see Lebanese Canadians). United States also has one the largest Lebanese 