"AD Scientific Index" is the only university/institution ranking system that analyzes the distribution of scientists in an institution according to the  top % 10, %20, %40, %60, % 80, 90% percentiles and total scientists. In addition to the country, continent and world ranking of all institutions (24,422), the "Type of Institution" section provides the ranking of universities separately among All Universities (18), Private Universities (15) and Public Universities (3) is given separately. You can also find the rankings of institutions (2), companies (2) and hospitals (1).AD Scientific Index" is the only source where you can rank and analyze (24,422), institutions based on University Total H Index, University Last 6 Years H Index, University Total i10 Index, University Last 6 Years i10 Index, University Total Citations, and University Last 6 Years Citations criteria. See also: University Subject Rankings, Young University Rankings.