UK National Debt Chart
Current UK National Debt: 107.63% GDP
UK National Debt for Dec 2015
Mean: 55.73% GDP
Median: 44.43% GDP
Min: 29.19% GDP (Dec 1991)
Max: 108.60% GDP (Dec 2014)

UK central government debt (percent of GDP).

Source: World Bank > UK > UK National Debt