The research was based on data obtained by the Social Sciences Institute of the University of Iceland, a network survey sent to a layered sample from the Agency's network panel in 2016.
Byggt var á gögnum sem Félagsvísindastofnun Háskóla Íslands aflaði með netkönnun sem send var til lagskipts úrtaks úr netpanel stofnunarinnar árið 2016.