Private Debt to GDP in Greece decreased to 123.10 percent in 2018 from 130.60 percent in 2017. Private Debt to GDP in Greece averaged 103.66 percent from 1995 until 2018, reaching an all time high of 148.30 percent in 2012 and a record low of 49.40 percent in 1995. Private sector debt to GDP measures the indebtedness of both sectors, non-financial corporations and households and non-profit institutions serving households, as a percentage of GDP.