Is the highest number, relative to $GDP per capita, best? Outliers marked as circles. Made in #LabPlot, an open-source data analysis and visualization software.
Only half serious, but saying "the highest number is best" next to a plot showing North Korea as second highest has to make you ask yourself if either the metric is flawed or your usage of the term best isn't in alignment with common parlance. A high density of medals per gdp per capita could be representative of an overinvestment into national prestige projects vs. other areas that may be more aligned to economic and social development. That probably goes for all three of the top three shown on this graph, to lesser or greater extents