As of 2020, 5 countries stood out regarding immigration, especially intra-regional migration. Based on recent data, Venezuela, Colombia, Brazil, Peru, and Ecuador have had the highest number of emigrants.
On the other side of the spectrum, Argentina and Chile are the South American countries with more immigrants. As of 2020, 3.926.743 immigrants moved into the Andean region.
Source: The Migration Analysis Unit based on UN DESA data (2020) and the Inter-Agency Coordination Platform for Refugees and Migrants of Venezuela (June 2020)