The line chart depicts the percentage of working-age adults in four different countries over the period from 1960 to 2015. Overall, the trends show fluctuations in the proportion of working-age adults in each country over the years.
Initially, Country A had the highest percentage of working-age adults, surpassing other countries until around 1985 when it experienced a slight decline. However, it gradually recovered and maintained a relatively stable proportion until 2015.
Country B started with a lower proportion compared to Country A but witnessed a steady increase over the years, surpassing Country A around 1990. It continued to rise steadily until 2010 before stabilizing.
Country C and Country D had similar trends, both starting with lower proportions in 1960. Country C showed a consistent increase, overtaking Country A by 2015. In contrast, Country D experienced fluctuations but showed an overall upward trend, although it remained below the other countries by 2015.
In conclusion, while all countries experienced changes in the proportion of working-age adults, the trends varied among them, with some showing steady increases while others exhibited fluctuations.
