The two lines compare the population of urban and rural area with the trends of age groups from 1950 and be predicted in 2024 in Southern Pacific Ocean.
Overall, the number of people in urban and rural area witnessed an upward trajectory, with projection to reacgh their peaks in 2040. Meanwhile, the population focuses on age groups saw some fluactuations in the middle and older groups.
Looking at the first, the total population accounted for the largest million in 1950, at about 12million; followed by the million of urban, at 8 million. Rural area strated with the lowest figure, about 5 million. Over the next ninety years, the total population with projection to reach its peak at around 45 million, similar to the urban population with 35 million. In addition, the rural population is predicted to remain stable (10 million) after experiencing a slight increase in 2000.
Regarding to age groups, under 15 years group contribute to the largest proportion, with around 8 million in 1950, while others groups began with the smaller shares, at 5 million and 1 million respectively. Throughout the period, the age group under 15 years is projected to witness an upward trajectory before reaching its peak at 2040, with arounf 30 million. Furthermore, 15-65 years age group stablzied at 5 million and then forecast to increase to 6 million in 2040. Finally, the older age group saw many fluctuations during the period and with project to climb to near 10 million in 2040, which make this group rank the second.