The Evolution of National Scientific Performance for 25 Countries: Retrenchment, Successful Expansion, and Overextension

Data and graphs of the national share and relative impact of 25 countries in 26 fields 1996-2015 separately by field (650 graphs) and combined into countries (25 graphs).A second spreadsheet contains the same data but without China contributing to publication share (but still contributing to world average relative impact). A third spreadsheet estimates changes in the proportion of national literature covered by Scopus over time. The file Increasing volume, increasing impact Figs A1-A10 contains comparisons of the paper used in the data with data from the web interface of the Web of Science and Scopus for the number of journal articles from each country.