The data for household debt comprise debt incurred by resident households of the economy only. This FSI measures the overall level of household indebtedness (commonly related to consumer loans and mortgages) as a share of GDP.
Source: International Monetary Fund
Release: Financial Soundness Indicators
International Monetary Fund, Household Debt to GDP for Italy© [HDTGPDITQ163N], retrieved from FRED, Federal Reserve Bank of St. Louis https://research.stlouisfed.org/fred2/series/HDTGPDITQ163N, May 31, 2016.