The chart shows the results of surveys in one African country asking teenagers the main reasons for using their phones between 2016 and 2019.

The pie charts compare the proportion of the main reasons for

phone

usage by teenagers, as

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of a survey performed between 2016 and 2019 in one African nation.

Overall

, the proportionally ranking during the years remained stable, with

phone

calls as the least important reason for using mobile phones and

with

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social networks as the most important. one On the one hand, the pie charts illustrate that the

phone

calls as a purpose for using phones had a considerable fall, from 10% in 2016 to 5% in 2019,

while

the digital camera percentage remained steady from 2016 to 2017, at 15%, and

then

grew

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20% in 2019.

On the other hand

, email and social network percentages had a similar slight decrease from 2017 to 2019, where email fell by 1% and

phone

calls by 2%.

However

, after that dip,

phone

calls rose from 48% in 2017 to 51% in 2018 and

then

continued its upward trend in the next year to reach 56% in 201.

In contrast

, email had a significant fall from 24% in 2017 to 20% in 2018, and

then

continued decreasing gradually to reach 19% in 2019.