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 4 pie charts illustrate the main reasons for teenagers in an Africa nation using their phones according to the results of surveys reported from 2016 to 2019.
Overall, there are 4 reasons, namely making phone calls, taking photos, checking email, and using social networks. Throughout the four-year period, it can be seen that most teenagers used their phones for communal networking while phone calls were the least used feature.
Of the data gathered, almost half or more of them were interested in social networks. The figure decreased slightly from 50% in 2016 to 48% in 2017 but increased to 56% in 2019. By contrast, The percentage of teenagers using their phones for calls showed a 3% increase between 2016 to 2017, then reached an insignificant minority (5%) in 2019.
In terms of the rest reasons, email was the second main cause for using phones, with about 22% of teenagers over the period. The young users for digital cameras remained stable at 15 % in two first years before rising to 20% in 2019.

Votes
Average: 8.4 (1 vote)

Transition Words or Phrases used:
but, first, if, second, so, then, while

Attributes: Values AverageValues Percentages(Values/AverageValues)% => Comments

Performance on Part of Speech:
To be verbs : 5.0 7.0 71% => OK
Auxiliary verbs: 1.0 1.00243902439 100% => OK
Conjunction : 3.0 6.8 44% => More conjunction wanted.
Relative clauses : 1.0 3.15609756098 32% => OK
Pronoun: 6.0 5.60731707317 107% => OK
Preposition: 31.0 33.7804878049 92% => OK
Nominalization: 0.0 3.97073170732 0% => More nominalizations (nouns with a suffix like: tion ment ence ance) wanted.

Performance on vocabulary words:
No of characters: 842.0 965.302439024 87% => OK
No of words: 173.0 196.424390244 88% => More content wanted.
Chars per words: 4.86705202312 4.92477711251 99% => OK
Fourth root words length: 3.62669911048 3.73543355544 97% => OK
Word Length SD: 2.42040692152 2.65546596893 91% => OK
Unique words: 115.0 106.607317073 108% => OK
Unique words percentage: 0.664739884393 0.547539520022 121% => OK
syllable_count: 237.6 283.868780488 84% => OK
avg_syllables_per_word: 1.4 1.45097560976 96% => OK

A sentence (or a clause, phrase) starts by:
Pronoun: 1.0 1.53170731707 65% => OK
Article: 4.0 4.33902439024 92% => OK
Subordination: 0.0 1.07073170732 0% => More adverbial clause wanted.
Conjunction: 1.0 0.482926829268 207% => Less conjunction wanted as sentence beginning.
Preposition: 5.0 3.36585365854 149% => OK

Performance on sentences:
How many sentences: 8.0 8.94146341463 89% => OK
Sentence length: 21.0 22.4926829268 93% => OK
Sentence length SD: 29.2991040819 43.030603864 68% => OK
Chars per sentence: 105.25 112.824112599 93% => OK
Words per sentence: 21.625 22.9334400587 94% => OK
Discourse Markers: 4.875 5.23603664747 93% => OK
Paragraphs: 4.0 3.83414634146 104% => OK
Language errors: 0.0 1.69756097561 0% => OK
Sentences with positive sentiment : 4.0 3.70975609756 108% => OK
Sentences with negative sentiment : 0.0 1.13902439024 0% => More negative sentences wanted.
Sentences with neutral sentiment: 4.0 4.09268292683 98% => OK
What are sentences with positive/Negative/neutral sentiment?

Coherence and Cohesion:
Essay topic to essay body coherence: 0.342488927814 0.215688989381 159% => OK
Sentence topic coherence: 0.139087613562 0.103423049105 134% => OK
Sentence topic coherence SD: 0.122241783118 0.0843802449381 145% => OK
Paragraph topic coherence: 0.217136349394 0.15604864568 139% => OK
Paragraph topic coherence SD: 0.112264317337 0.0819641961636 137% => OK

Essay readability:
automated_readability_index: 12.3 13.2329268293 93% => Automated_readability_index is low.
flesch_reading_ease: 67.08 61.2550243902 110% => OK
smog_index: 3.1 6.51609756098 48% => Smog_index is low.
flesch_kincaid_grade: 9.1 10.3012195122 88% => OK
coleman_liau_index: 10.97 11.4140731707 96% => OK
dale_chall_readability_score: 8.69 8.06136585366 108% => OK
difficult_words: 44.0 40.7170731707 108% => OK
linsear_write_formula: 9.0 11.4329268293 79% => OK
gunning_fog: 10.4 10.9970731707 95% => OK
text_standard: 9.0 11.0658536585 81% => OK
What are above readability scores?

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Rates: 84.2696629213 out of 100
Scores by essay e-grader: 7.5 Out of 9
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Note: the e-grader does NOT examine the meaning of words and ideas. VIP users will receive further evaluations by advanced module of e-grader and human graders.