the presented pie charts illustrate the main reasons for adolecents in one African country using their phone between 2016 and 2019. overall, it can be seen that users of social media and digital camera had grown moderately in every years. on the other hand, there were decreasing percentage for using email and phone calls each period.
Looking at the details, the social media and digital camera users both experianced increase throughout the period. social networks users showed a minimal decline from half in 2016 to less than 48% in 2017 before increasing gradually to 56% in 2019. futhermore, the digital camera demonstrated a slighty climb starting about less than a fifth in 2016 and climbing to reach 20% in 2019.
Turning to another apllications, both of email and phone calls witnessed decreasing trends. email, which began at a quarter in 2016 and showed reduced at 20% in 2019. in addition, phone calls experienced half decrease from 10% in 2016 to 5% in 2019. it means many user lost their interest to both email and phone calls each year.