Slovakia is a developed country with an advanced high-income economy, ranking very high in the Human Development Index. It also performs favourably in measurements of civil liberties, press freedom, internet freedom, democratic governance, and peacefulness. The country maintains a combination of a market economy with a comprehensive social security system, providing citizens with a universal health care, free education, and one of the longest paid parental leaves in the OECD. Slovakia is a member of NATO, CERN, the European Union, the Eurozone, the Schengen Area, the United Nations, the OECD, the WTO, the Council of Europe, the Visegrád Group, and the OSCE. It is the world's largest per-capita car producer; it manufactured a total of 1.1 million cars in 2019, representing 43% of its total industrial output.