Then line graph gives information about the rates of birth in China and the USA and how these changed from 1920 to 2000.
Overall, the birth rates of both nations decreased over the period of 80 years. Although two trends were similar in term of general declined, the birth rate of the USA in most years was higher than that of China.
In the 1920-1935 period, the birth rate of America fluctuated, although it always remained above 10%. However, in the following decade, the American birth rate fell sharply to just 5%. In the 1950s, the figure for the USA rose significantly to exactly 15%, which was its highest point during the 80-year period. Throughout the remainder of the period, there was a gradual decline in the US birthday, which fell to 7% by the year 2000.
Over the same period, the China birth rate varied more significantly than in the US. It dropped to 5% from 1940 to 1945 before reaching the highest point of the whole line graph, 20%, in 1950. However, 5 years later, the birth rate decreased rapidly to just over 10% and continued to fall to approximately 2% in 2000.