# data[].attributes.body
Definition: The number of years a person can expect to live.

Canada: 34.4% (lowest)
Japan: 41.2%
Nigeria: 46% (highest)

# data[].attributes.body
Definition: The total number of births per 1,000 population that is divided by the length of the period in years.

Canada: 5.3%
Japan: 3.7% (lowest)
Nigeria: 16.3% (highest)

# data[].attributes.body
Definition: It's a demographic measure of the ratio of the number of dependents to the total working-age population in a country or region.

Canada: 7.9%
Japan: 15.2% (highest)
Nigeria: 0.6% (lowest)

# data[].attributes.body
-Allows us to compare it by generation and analyze trends
-Affects public policy and budgeting for education and health systems
-Can have major impacts on the well-being of a country population
-Shows the ratio of economically inactive compared yo economically active

# data[].attributes.body
They give us useful information to know life expectancy, birth rate, and dependency load. It's very helpful for other countries to know about their birth rates, life expectancy, and dependency load. When they compare the countries to each other then we know who has the highest or lowest percentage of life expectancy, birth rate, or dependency load.