Community Evolution in International Migration Top1 Networks.

On the contrary, the Top1O network shows a negative trend, evolving from the pick of 160 countries in 1960 (that is, 70.8% from the total number of countries) to 116 countries in 2000.

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With an increasing trend (i.e., evolving from 91 countries in 1960 to 139 countries in 2000), the Top1D network shows the highest concentration of node in 1980 reaching 186 countries (that is, 82% from the total number of countries).

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