Poland 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 Latest actual data: 2015 Notes: Data prior to 1995 cannot be confirmed by national sources at this time. National accounts manual used: European System of Accounts (ESA) 2010 GDP valuation: Market prices Start/end months of reporting year: January/December Base year: 2010 Chain-weighted: Yes, from 2010 Primary domestic currency: Polish zloty Data last updated: 09/2016.