The source of the data is the Global Digital Report 2019 published by We Are Social and Hootsuite.
The data provided above shows the number of worldwide social network users from 2005 to 2022, with the year–on–year percentage growth. In 2005, there were only 0.3 million users, while in 2022, the number of users is expected to reach 5 billion, a 16–fold increase. Over the past 15 years, the user base has grown at a steady rate, with an average yearly growth rate of 16%. In 2017, the number of users had already reached 692 million, and it has exponentially increased to 2300 million by 2018. In 2019, the number of users had grown to 3.2 billion, a 38% growth compared to 2018, and is expected to reach 5 billion by 2022.
