The pie chart illustrates the results of surveys asking teenagers the main purpose of using their phones of a country in Africa about from 2016 to 2019.
Overall, the order from the most responses answer to the least responses one are Social networks, Emal, Digital camera and Phone calls, respectively. The answers slightly changed with the increasing and decreasing of number but remain in the same order over the period.
Start off in 2016, The majority answers are Social networks which one-half of the pie chart illustrated. Followed by exactly a quarter of Email purpose and the rest are Digital camera used and Phone calls. A year later the pie charts has a minimal changes with three percent increase of Phone calls purpose, also Email and Social networks with a few percent.
In 2018, the pie charts is similar to the one in 2016. Social networks and Phoe calls increased one percent and Digital camera increased three percent. However Email used decreased slightly five percent. Finish off in 2019, the noticeable changes are Social networks and Phone calls that increased six percent and decreased five percent ,respectively from the start.