 The total Swiss population change in 2008 (from all sources, including moves across municipal borders) was an increase of 2 and the non-Swiss population change was a decrease of 1 people.This represents a population growth rate of 0.9%.The age distribution, , in Caviano is; 8 children or 6.8% of the population are between 0 and 9 years old and 7 teenagers or 5.9% are between 10 and 19.