Quantcast Top 10k3,852 of 10,000
Quantcast Top 100k28,396 of 100,000
BuiltWith Top Million217,583 of 823,409
Entire Internet5,676,740 of 371,396,617
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This chart shows the amount of websites within the top 10k, 100k, and 1 million sites groups that are categorized as being in the specific vertical.
We know of 5,676,740 live websites using Facebook SDK in our records.
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