The graph below compares changes in the birth rates of China and USA between 1920 and 2000.

The line chart illustrates the birth rates of China and the USA from 1920 to 2000.
Overall, the birth rates of both nations decreased significantly over the period of 80 years. Although two trends were similar in terms of a general decline, the birth rates of China in most years was moderately higher than that of USA.
In the year 1920, the China birth rate was about 12, and that in America was slightly lower, approximately 10. Over the following fifteen years, both rates fluctuated around 12, before decrease rapidly between 1940 and 1945. By 1945, the birth rate of China has declined by around six, and the USA birth rate had halved to 5.
A dramatic increase in both two nations’ birth rates was seen from 1945 to 1950, with China’s birth rate reaching a peak of about 15 and the birth rate in America rising to roughly 20. However, by the beginning of 1955, the trends had reduced steadily to about 7 and 2, respectively

Votes
Average: 7.8 (1 vote)
Essays by the user:

Grammar and spelling errors:
Line 4, column 224, Rule ID: WHITESPACE_RULE
Message: Possible typo: you repeated a whitespace
Suggestion:
...roughly 20. However, by the beginning of 1955, the trends had reduced steadily to...
^^
Line 5, column 1, Rule ID: WHITESPACE_RULE
Message: Possible typo: you repeated a whitespace
Suggestion:
...teadily to about 7 and 2, respectively
^^^^^

Transition Words or Phrases used:
however, if

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

Performance on Part of Speech:
To be verbs : 5.0 7.0 71% => OK
Auxiliary verbs: 0.0 1.00243902439 0% => OK
Conjunction : 6.0 6.8 88% => OK
Relative clauses : 2.0 3.15609756098 63% => OK
Pronoun: 2.0 5.60731707317 36% => OK
Preposition: 35.0 33.7804878049 104% => 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: 784.0 965.302439024 81% => OK
No of words: 167.0 196.424390244 85% => More content wanted.
Chars per words: 4.69461077844 4.92477711251 95% => OK
Fourth root words length: 3.59483629437 3.73543355544 96% => OK
Word Length SD: 2.47772535841 2.65546596893 93% => OK
Unique words: 92.0 106.607317073 86% => More unique words wanted.
Unique words percentage: 0.550898203593 0.547539520022 101% => OK
syllable_count: 226.8 283.868780488 80% => OK
avg_syllables_per_word: 1.4 1.45097560976 96% => OK

A sentence (or a clause, phrase) starts by:
Pronoun: 0.0 1.53170731707 0% => OK
Article: 7.0 4.33902439024 161% => OK
Subordination: 2.0 1.07073170732 187% => OK
Conjunction: 2.0 0.482926829268 414% => Less conjunction wanted as sentence beginning.
Preposition: 6.0 3.36585365854 178% => OK

Performance on sentences:
How many sentences: 8.0 8.94146341463 89% => OK
Sentence length: 20.0 22.4926829268 89% => OK
Sentence length SD: 33.6674917391 43.030603864 78% => OK
Chars per sentence: 98.0 112.824112599 87% => OK
Words per sentence: 20.875 22.9334400587 91% => OK
Discourse Markers: 1.375 5.23603664747 26% => More transition words/phrases wanted.
Paragraphs: 4.0 3.83414634146 104% => OK
Language errors: 2.0 1.69756097561 118% => OK
Sentences with positive sentiment : 2.0 3.70975609756 54% => More positive sentences wanted.
Sentences with negative sentiment : 1.0 1.13902439024 88% => OK
Sentences with neutral sentiment: 5.0 4.09268292683 122% => OK
What are sentences with positive/Negative/neutral sentiment?

Coherence and Cohesion:
Essay topic to essay body coherence: 0.358603855293 0.215688989381 166% => OK
Sentence topic coherence: 0.180493586365 0.103423049105 175% => OK
Sentence topic coherence SD: 0.119177996043 0.0843802449381 141% => OK
Paragraph topic coherence: 0.265608105295 0.15604864568 170% => OK
Paragraph topic coherence SD: 0.092066864265 0.0819641961636 112% => OK

Essay readability:
automated_readability_index: 11.1 13.2329268293 84% => Automated_readability_index is low.
flesch_reading_ease: 68.1 61.2550243902 111% => OK
smog_index: 8.8 6.51609756098 135% => OK
flesch_kincaid_grade: 8.7 10.3012195122 84% => OK
coleman_liau_index: 9.92 11.4140731707 87% => OK
dale_chall_readability_score: 7.75 8.06136585366 96% => OK
difficult_words: 33.0 40.7170731707 81% => More difficult words wanted.
linsear_write_formula: 8.0 11.4329268293 70% => OK
gunning_fog: 10.0 10.9970731707 91% => OK
text_standard: 9.0 11.0658536585 81% => OK
What are above readability scores?

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Rates: 78.6516853933 out of 100
Scores by essay e-grader: 7.0 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.