>Iceland
People
The people of Iceland are homogenous descendants of Norse and Celtics. They are almost all Lutherans.
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| 1990 | 2000 | 2010 | 2020 | |
| Population, total (millions) | 0.25 | 0.28 | 0.32 | 0.37 |
| Population growth (annual %) | 0.8 | 1.4 | -0.1 | 1.6 |
| Surface area (sq. km) (thousands) | 103 | 103 | 103 | 103 |
| Population density (people per sq. km of land area) | 2.5 | 2.8 | 3.2 | 3.6 |
| Poverty headcount ratio at national poverty lines (% of population) | .. | 10 | 9.2 | 8.8 |
| Poverty headcount ratio at $1.90 a day (2011 PPP) (% of population) | .. | 0 | 0.1 | 0 |
| Income share held by lowest 20% | .. | 9.5 | 9.5 | 9.7 |
| Life expectancy at birth, total (years) | 78 | 80 | 82 | 83 |
| Fertility rate, total (births per woman) | 2.3 | 2.1 | 2.2 | 1.7 |
| Adolescent fertility rate (births per 1,000 women ages 15-19) | 28 | 20 | 11 | 5 |
| Contraceptive prevalence, any method (% of married women ages 15-49) | .. | .. | .. | .. |
| Births attended by skilled health staff (% of total) | 100 | 99 | 98 | 98 |
| Mortality rate, under-5 (per 1,000 live births) | 7 | 4 | 3 | 2 |
| Prevalence of underweight, weight for age (% of children under 5) | .. | .. | .. | .. |
| Immunization, measles (% of children ages 12-23 months) | 99 | 91 | 93 | 93 |
| Primary completion rate, total (% of relevant age group) | .. | 100 | 98 | 101 |
| School enrollment, primary (% gross) | 101.4 | 103 | 99.3 | 101 |
| School enrollment, secondary (% gross) | 98 | 106 | 107 | 115 |
| School enrollment, primary and secondary (gross), gender parity index (GPI) | 1 | 1 | 1 | 1 |
| Prevalence of HIV, total (% of population ages 15-49) | 0.1 | 0.1 | 0.1 | 0.1 |
| Environment | ||||
| Forest area (sq. km) (thousands) | 0.2 | 0.3 | 0.4 | 0.5 |
| Terrestrial and marine protected areas (% of total territorial area) | .. | .. | .. | 2.8 |
| Annual freshwater withdrawals, total (% of internal resources) | 0.1 | 0.1 | 0.2 | 0.2 |
| Urban population growth (annual %) | 1 | 1.5 | -0.1 | 1.7 |
| Energy use (kg of oil equivalent per capita) | 8,908 | 11,092 | 17,023 | .. |
| CO2 emissions (metric tons per capita) | 7.65 | 7.93 | 6.16 | 6.24 |
| Electric power consumption (kWh per capita) | 16,148 | 26,202 | 51,440 | .. |