Quantcast Top 10k2,388 of 10,000
Quantcast Top 100k16,593 of 100,000
Quantcast Top Million96,450 of 846,414
BuiltWith Top Sites348,075 of 1,847,288
Entire Internet4,037,285 of 252,162,237
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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 4,037,285 live websites using Facebook SDK in our records.
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