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Key Indicators
Compare two indicators, using country bubbles sized on a third one
Bubble chart allows to compares two indicators as in a scatter-plot. Each country appears as a bubble whose coordinates are its values on the two selected indicators. The size of the bubble is proportional to a third indicator that could express the weight of the country (use for example the population or the GDP presented in the "background" group of indicators) or another characteristic. You can zoom inside the chart.