YouTube has 1.8 billion global monthly logged-in viewers, of them a majority come from the United States, with 167.4 million viewers; followed by Brazil, with 69.5 million viewers; then Russia, with 47.4 million.

The other countries that make up the top 10 most active on YouTube are:

-Japan (46.8 million)

-India (41.2 million)

-United Kingdom (35.6 million)

-Germany (31.3 million)

-France (30.3 million)

-Mexico (29.4 million)

-Turkey (28.8 million)

One of the most popular uses for YouTube across all regions is listening to music, of the 50 all-time most viewed YouTube videos 48 of them are music videos. Music channels also make up a majority of the top subscribed YouTube channels globally. Other kinds of videos that feature prominently are gaming videos, vlogging videos, as well as lifestyle & “how to” videos.

These basic categories of videos generally repeat themselves across all countries, in their respective languages and cultures. For example in Brazil the most subscribed to channels are largely Brazilian based music and gaming channels, in Japan 8 out of the top 10 channels are Japanese lifestyle or blogging channels, and in Vietnam the top channels are largely Vietnamese vlogging, music, and gaming channels.

sources:

https://www.statista.com/statistics/859829/logged-in-youtube-viewers-worldwide/

https://www.statista.com/statistics/280685/number-of-monthly-unique-youtube-users/

https://www.socialbakers.com/statistics/youtube/channels/

https://dbase.tube/