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Table 2 The number of third-party websites that participants estimate specific sites link to, and the actual number of links made by those sites

From: Behind the scenes: a cross-country study into third-party website referencing and the online advertising ecosystem

Website Minimum Maximum Mean Median (total %) Modal group (total %) Actual value
Amazon 1 5,000,000 71,974 50 (7%) 0–25 (45%) 3
Argos 0 5,000,000 58,611 15 (6%) 0–25 (63%) 29
BBC 0 500,000 5,884 10 (8%) 0–25 (67%) 5
Daily Mail 1 5,000,000 62,381 50 (9%) 0–25 (43%) 45
Expedia 0 2,000,000 41,788 30 (8%) 0–25 (42%) 59
Facebook 1 2,000,000 44,625 100 (15%) 0–25 (34%) 107
Google 2 10,000,000 306,946 100 (15%) 0–25 (30%) 3
Huffington Post 0 2,000,000 34,737 50 (10%) 0–25 (42%) 46
Independent 0 1,000,000 13,945 30 (8%) 0–25 (45%) 55
Just Eat 0 1,000,000 26,520 50 (10%) 0–25 (44%) 24
Spotify 0 10,000,000 128,892 30 (3%) 0–25 (48%) 22
TalkTalk 0 100,000 2630 40 (1%) 0–25 (48%) 24