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. 2016 Jan 15;11(1):e0146695. doi: 10.1371/journal.pone.0146695

Table 12. Countries by continent.

Continent Frequency Percentage
Europe 797 63.9
North America 216 17.3
Asia 130 10.4
Australia / New Zealand 53 4.2
South America 38 3.0
Africa 14 1.1

Table shows frequencies and valid percentages for each regional category (n = 1248).