These are papers that fall by their number of citations in the top 1 percent most cited papers.

Number of highly cited papers per million inhabitants

Number of papers and index

Index of papers per million inhabitants in 2005-2015 period according to 2004-2014 period

Number of papers per million inhabitants in the 2005-2015 period

Share of highly cited papers in all scientific papers in the 2011 - 2015 period

Source: Essential Science Indicators, WoS