For that indicator, International Monetary Fund provides data for Belgium from 1980 to 2024. The average value for Belgium during that period was 23.21 percent with a minumum of 19.34 percent in 1986 and a maximum of 27.51 percent in 1980.
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Definition: 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.