Serbia Total Investment, % 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 total investment in current local currency and GDP in current local currency. Investment or gross capital formation is measured by the total value of the gross fixed capital formation and changes in inventories and acquisitions less disposals of valuables for a unit or sector. [SNA 1993] Source: National Statistics Office. Serbian Statistical Office Latest actual data: 2015 National accounts manual used: European System of Accounts (ESA) 2010. National Accounts are based on conceptual framework of the 2008 SNA/ESA 2010 (introduced in October 2014) GDP valuation: Market prices Start/end months of reporting year: January/December Base year: 2010 Chain-weighted: Yes, from 2010 Primary domestic currency: Serbian dinar Data last updated: 08/2016.