The provided bar chart illustrates data on the proportion of the total world population residing in four countries in 1950 and 2003, and projected figures for 2050.
Overall, the proportion of the population in China experienced a noticeable decline in its population percentage, while the other figures exhibited relatively stable trends with slight variations.
The proportion of India’s population rose from approximately 15% to around 17% between 1950 and 2003. With further projections indicating a surge to approximately 19% in 2005. This indicates a steady growth trajectory for India.
In contrast, China’s population percentage decreased from 23% in 1950 to 19% in 2003, and it is projected to fall further to around 12% by 2050. This decline highlights demographic shifts occurring in the country.
Meanwhile, the United States and Brazil showed minimal changes in their population proportions, maintaining approximately 5% and 3% respectively throughout these years. Projections for 2050 suggest a slight increase for both countries, yet they will remain below the proportions of China and India, indicating that the global population distribution will continue to evolve.