The figure illustrates the economic indicators in four different country in 1994.
Overall, it can be seen that Japan marked the highest level in most of indicator, while Zaire witnessed the lowest level in all.
Japan was the country with the highest annual income by 15760$ per person, followed by Canada with 11100$. Pero and Zaire witnessed a very big gap between the other country in the annual income with 160 and 130 respectively. Life expectancy was similar to the annual income, were the countries with the highest annual income saw long life for people like Canada and Japan with 76 years and 78 years respectively, people in Pero and Zaire died at young age with 51 and 47 respectively.
Daily calories indicator was highest in Canada by 3326 calories per person, followed by Japan, Pero, and Zaire, by 2846, 1927, and 1749 calories per person. The literacy was 99% in Japan and Canada, and 68% in Pero, the least was in Zaire with 34%.
To sum up, it is clear that where the countries with the highest annual income and the high level of literacy and high calories per persons the life expectancy level will be high and the opposite for the countries with the least.