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.

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pie chart illustrates the outcomes of surveys asking youngsters the prime reasons for using their phones in one African country over 4 years from 2016 to 2019.

Overall

, it can clearly be seen that the major

usage

of phones in all periods was for social networks, which accounted for roughly half of the chart.

In contrast

, the

usage

of phone calls remained the least until the end of the period. In terms of the second highest reason at the start, the

usage

of email constituted a quarter. From

this

point onwards, the proportion experienced a gradual decrease and reached 19% in 2019.

On the other hand

, digital camera use stood at 15% in 2016 and did not experience a major change until 2017. In 2018, it slightly increased by 2% before rising to 20% in 2019 and overtaking email. Regarding the most minor

usage

, phone calls started at 10% and slightly grew to 13% in 2017. From

this

point onwards, it witnessed a moderate decrease to 11% before having a major decline of 6% to 5% in 2019.