Instagram User Penetration, 2016-2021 [CHART]

One in three people—2.48 billion—worldwide used a social network in 2017, eMarketer estimates. Rising social network use in emerging markets in Asia-Pacific, Latin America and the Middle East and Africa drove an 8.7% gain over 2016.

Social media use in digitally advanced markets in North America and Western Europe is widespread. Future growth will primarily come from widening and improving internet access in developing markets, thanks to increasingly affordable smartphone models and government investments in mobile broadband coverage. Read the rest at eMarketer.