United Kingdom Gross National Savings, % of GDP. Units: Percent of GDP. Multiplier: . Estimates begin after 2015 . This data is sourced from www.opendataforafrica.org where it is offered under an open data licence (www.opendataforafrica.org/legal/termsofuse). Expressed as a ratio of gross national savings in current local currency and GDP in current local currency. Gross national saving is gross disposable income less final consumption expenditure after taking account of an adjustment for pension funds. [SNA 1993] For many countries, the estimates of national saving are built up from national accounts data on gross domestic investment and from balance of payments-based data on net foreign investment. Source: National Statistics Office Latest actual data: 2015 National accounts manual used: European System of Accounts (ESA) 2010 GDP valuation: Market prices Start/end months of reporting year: January/December Base year: 2013 Chain-weighted: Yes, from 1980 Primary domestic currency: Pound sterling Data last updated: 09/2016.