| SampCountries | R Documentation |
Data on a sample of fifty countries of the world
A data frame with 50 observations on the following 29 variables.
CountryCountry name
CodeThree-letter code for country
LandAreaSize in 1000 sq. km.
PopulationPopulation in millions
DensityNumber of people per square kilometer
GDPGross Domestic Product (in $US) per capita
RuralPercentage of population living in rural areas
CO2CO2 emissions (metric tons per capita)
PumpPricePrice for a liter of gasoline ($US)
MilitaryPercentage of government expenditures directed toward the military
HealthPercentage of government expenditures directed towards healthcare
ArmedForcesNumber of active duty military personnel (in 1,000's)
InternetPercentage of the population with access to the internet
CellCell phone subscriptions (per 100 people)
HIVPercentage of the population with HIV
HungerPercent of the population considered undernourished
DiabetesPercent of the population diagnosed with diabetes
BirthRateBirths per 1000 people
DeathRateDeaths per 1000 people
ElderlyPopPercentage of the population at least 65 years old
LifeExpectancyAverage life expectancy (years)
FemaleLaborPercent of females 15 - 64 in the labor force
UnemploymentPercent of labor force unemployed
RenewablePercent of energy from renewable sources
EnergyTotal energy consumption (million BTU per capita
ElectricityElectric power consumption (kWh per capita)
DevelopedCategories for kilowatt hours per capita, 1= under 2500, 2=2500 to 5000, 3=over 5000
HDIHuman Development Index - United Nations' measure of social and economic well being on a 0-1 scale
HDIGroupCategories (Very High, High, Medium, Low) based on HDI
Data from AllCountries for a random sample of 50 countries. Data from 2021-2024 depending on availability.
** Updated for 4e (earlier versions are now SampCountries3e, SampCountries2e, and SampCountries1e). **
Most data were gathered online from https://data.worldbank.org/.
Gasoline prices come from https://tradingeconomics.com/country-list/gasoline-prices?continent=world.
Electicity and Energy variables from U.S. Energy Information Administration, https://www.eia.gov/international/data/world#/
HDI variables from United Nations Human Development Report, https://hdr.undp.org/data-center/human-development-index#/indicies/HDI All accessed January 2025.
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