South Korea vs Tanzania
South Korea vs Tanzania: Safe drinking water
Safe drinking water in 2022: 99.3% in South Korea and 11.3% in Tanzania, by WHO/UNICEF estimates. In 2022 the value was higher in South Korea, by 87.9 percentage points, or 8.75 times that in Tanzania.
% of people · WHO/UNICEF
What the numbers say
- South Korea has been higher in every year both have figures for since 2002.
- In 2022, South Korea ranked 27 and Tanzania ranked 131 of 135 countries, counting from the highest.
- The world as a whole: 72.9% in 2022.
Every year
% of people · WHO/UNICEF
| Year | South Korea | Tanzania | World |
|---|---|---|---|
| 2022 | 99.3 | 11.3 | 72.9 |
| 2021 | 99.2 | 11 | 72.5 |
| 2020 | 99.1 | 10.7 | 72.3 |
| 2019 | 99 | 10.4 | 71.7 |
| 2018 | 98.9 | 10.1 | 71 |
| 2017 | 98.8 | 9.8 | 70.4 |
| 2016 | 98.7 | 9.5 | 69.7 |
| 2015 | 98.6 | 9.2 | 69.1 |
| 2014 | 98.4 | 8.9 | 68.4 |
| 2013 | 98.3 | 8.6 | 67.7 |
| 2012 | 98.1 | 8.3 | 67.1 |
| 2011 | 97.9 | 8 | 66.4 |
| 2010 | 97.8 | 7.8 | 65.9 |
| 2009 | 97.6 | 7.5 | 65.4 |
| 2008 | 97.4 | 7 | 64.9 |
| 2007 | 97.3 | 5.5 | 64.6 |
| 2006 | 97.1 | 3.8 | 64 |
| 2005 | 97.1 | 3 | 63.7 |
| 2004 | 97.1 | 2.3 | 63 |
| 2003 | 97.1 | 1.6 | 62.4 |
| 2002 | 97.1 | 1.5 | 61.8 |
| 2001 | – | 1.5 | 61.1 |
| 2000 | – | 1.4 | 60.8 |
Each country on its own
Good to know
- The share of people whose drinking water comes from an improved source at home, there when needed and free of contamination.
- Source: WHO/UNICEF Joint Monitoring Programme, via Our World in Data.
- Ranks count the 135 countries with a value in 2022, highest first.
- The faint line is the world as a whole, as the same source counts it.
How the layers work, where their data comes from and what they can’t tell you: Countries through time
South Korea vs Tanzania
Health
- Life expectancySouth Korea: 84.3 years in 2023Tanzania: 67 years in 2023
- Child mortalitySouth Korea: 0.3 per 100 live births in 2024Tanzania: 3.7 per 100 live births in 2024
- Infant mortalitySouth Korea: 2.1 per 1,000 live births in 2023Tanzania: 28.9 per 1,000 live births in 2023
- DepressionSouth Korea: 3.17% in 2017Tanzania: 3.69% in 2017
- Suicide rateSouth Korea: 20.8 per 100,000 people in 2017Tanzania: 8.8 per 100,000 people in 2017
People
- PopulationSouth Korea: 51.8 million people in 2023Tanzania: 66.6 million people in 2023
- Population growthSouth Korea: -0.04% a year in 2023Tanzania: 2.88% a year in 2023
- Fertility rateSouth Korea: 0.72 births per woman in 2023Tanzania: 4.61 births per woman in 2023
- Urban populationSouth Korea: 81.2% in 2025Tanzania: 36.9% in 2025
- Median ageSouth Korea: 44.5 years in 2023Tanzania: 17.2 years in 2023
- People aged 65 and overSouth Korea: 18.3% in 2023Tanzania: 3% in 2023
- Net migration rateSouth Korea: 1.7 per 1,000 people in 2023Tanzania: -0.6 per 1,000 people in 2023
Economy
Education
Politics
Conflict
Military
- Military spendingSouth Korea: 2.6% of GDP in 2025Tanzania: 1.16% of GDP in 2025
- Military spending in US dollarsSouth Korea: $48.9B in 2025Tanzania: $983M in 2025
- Military spending per personSouth Korea: $924 in 2025Tanzania: $15 in 2025
- Military share of state spendingSouth Korea: 10.8% of government spending in 2025Tanzania: 5.8% of government spending in 2025
- Armed forces personnelSouth Korea: 569,000 people in 2020Tanzania: 28,000 people in 2020
- National powerSouth Korea: 2% of world capability in 2022Tanzania: 0.25% of world capability in 2022
- Armed forces, share of workersSouth Korea: 2.01% of the labour force in 2020Tanzania: 0.1% of the labour force in 2020
- Arms importsSouth Korea: 222 million TIV in 2025Tanzania: 4 million TIV in 2025