Adjusted total of research productivity on selected fields originating from different countries.*
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Abbreviations: GDP = gross domestic product; R&D = research & development; EU-CCs = candidate countries (those waiting to join the European Union); EU-25 = the 25 members of the European Union.*GDP and population for 2005 has been calculated based on the previous year, due to unavailability of data for 2005.
创建时间：
2015-12-02
