*2010-2014 World Values Survey.
**2017 survey of 5000 voters by the Democracy Fund.
***The Edelman Trust Barometer 2018 is an annual tracking study measuring the levels of trust in government, business, NGOs and media in 28 counties. From 2017 to 2018, its measure of US citizens’ trust for those institutions plummeted 37%.
****2018 Democracy Project survey of 1400 adults, undertaken jointly by the Freedom House, the George W. Bush Institute, and the Penn Biden Center for Diplomacy and Global Engagement at the University of Pennsylvania.