The provided pie charts illustrate data about the number of people in three age groups in Yemen and Italy in 2000, with predictions for 2050.
Overall, Yemen had a younger population than Italy in 2000, and this trend is expected to continue. The proportion of children in Yemen will decrease, while Italy is predicted to have a much larger elderly population.
In Yemen, people aged 0-14 made up half of the population in 2000, at 50.1% The 15-59 group accounted for 46.3%, whereas 3.6% were aged 60 and over. By 2050, the percentage of children is expected to go down to 37%, while the 15-59 group will climb to 57.3%. The elderly population, meanwhile, will increase slightly to 5.7%.
In Italy, the largest group in 2000 was people aged 15-59, at 61.6%. People aged 60 and over accounted for 24.1%, while children made up 14.3%. By 2050, the 15-59 group is expected to fall to 46.2%, and children to 11.5%. In contrast, the elderly population will rise sharply to 42.3%.
