Image:Number of nations 1800-2003 scoring 8 or higher on Polity IV scale.png

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Summary

Data source: The Polity IV project. http://www.cidcm.umd.edu/inscr/polity/ The y axis is the number of nations scoring 8 or higher on the combined Polity score. The years are all those available in the data, 1800-2003. Note that the Polity IV project only scores nations with greater than 500,000 total population.

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  • (del) (cur) 15:45, 28 August 2006 . . Ultramarine ( Talk | contribs) . . 949×561 (26,863 bytes) (== Summary == Data source: The Polity IV project. http://www.cidcm.umd.edu/inscr/polity/ The y axis is the number of nations scoring 8 or higher on the combined Polity score. The years are all those available in the data, 1800-2003. Note that the Polity I)
  • (del) (rev) 15:00, 28 August 2006 . . Ultramarine ( Talk | contribs) . . 949×561 (26,556 bytes) (Data source: The Polity IV project. http://www.cidcm.umd.edu/inscr/polity/ The y axis is the number of nations scoring 8 or higher on the combined Polity score. The years are all those available in the data, 1800-2003. Note that the Polity IV project only)

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The following pages on the English Wikipedia link to this file (pages on other projects are not listed):
  • Democracy
  • Democratic peace theory
  • Polity data series