The chart shows the results of surveys in one African country asking teenagers the main reasons for using their phones between 2016 and 2019.
Summarise the information by selecting and reporting the main features, and make comparisons where relevant.

The provided chart illustrates the results of surveysconducted between 2016 and 2019, focusing on the primary reasons teenagers in one African country used their phones. The data reveals notable trends in the usage of social networks, email, digital cameras, and phone calls over the specified period.
In 2016, social networks were the predominant reason for phone usage among teenagers, accounting for 50% of responses. This figure slightly decreased to 48% in 2017 but experienced a resurgence in subsequent years, reaching 56% by 2019. Email usage showed a gradual decline, starting at 25% in 2016 and dropping to 19% in 2019, indicating a diminishing interest in this form of communication among the youth.
Interestingly, the use of digital cameras exhibited a steady increase over the years, from 15% in 2016 to 20% in 2019. This suggests a growing inclination towards capturing moments through smartphones. Conversely, phone calls saw a decline, starting at 10% in 2016, peaking at 13% in 2017, but ultimately falling to just 5% in 2019.
In summary, the data indicates a clear shift in teenagers' phone usage preferences, with social networks gaining prominence, while email and phone calls have become less favored. The rising interest in digital cameras further reflects the evolving nature of communication and social interaction among the youth in this African country.
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