Continuously variable proportional circle map

Continously varialble proportional cirlce maps depict data using dots that are proportional in scale and location to the information being shown. In this exampe,the map shows the proportion of different types of meat that were sent to Paris butcheries from different regions in France. Western France holds a distinct advantage in meat production when compared to Eastern France.

https://www.e-education.psu.edu/geog486/l5_p5.html