Polio number unvaccinated in Sri Lanka
Sri Lanka: Polio number unvaccinated was 3,246 in 2023. ◆ Volatile
Polio number unvaccinated in Sri Lanka, 1980–2023
Source: Our World in Data.
Analysis
The most recent figure for polio number unvaccinated in Sri Lanka is 3,246, measured in 2023. That is the lowest value across all 44 years on record.
That represents a change of down 50.4% on the previous year and down 9.3% over ten years.
Over the whole period, polio number unvaccinated in Sri Lanka peaked at 224,025 in 1981 and was at its lowest, 3,246, in 2023.
Sri Lanka ranks 127th of 194 countries on this measure, in the middle of the range.
The series is highly variable year to year, so single readings are best treated with caution.
Polio number unvaccinated in Sri Lanka, year by year
| Year | Value | Change |
|---|---|---|
| 1980 | 217,085 | — |
| 1981 | 224,025 | +3.2% |
| 1982 | 178,856 | -20.2% |
| 1983 | 141,267 | -21.0% |
| 1984 | 128,896 | -8.8% |
| 1985 | 102,402 | -20.6% |
| 1986 | 85,777 | -16.2% |
| 1987 | 69,875 | -18.5% |
| 1988 | 48,743 | -30.2% |
| 1989 | 38,472 | -21.1% |
| 1990 | 44,987 | +16.9% |
| 1991 | 45,513 | +1.2% |
| 1992 | 39,193 | -13.9% |
| 1993 | 32,927 | -16.0% |
| 1994 | 36,643 | +11.3% |
| 1995 | 26,919 | -26.5% |
| 1996 | 27,056 | +0.5% |
| 1997 | 6,800 | -74.9% |
| 1998 | 20,568 | +202.5% |
| 1999 | 3,447 | -83.2% |
| 2000 | 3,448 | +0.0% |
| 2001 | 6,951 | +101.6% |
| 2002 | 7,126 | +2.5% |
| 2003 | 7,243 | +1.6% |
| 2004 | 10,881 | +50.2% |
| 2005 | 3,630 | -66.6% |
| 2006 | 7,283 | +100.6% |
| 2007 | 7,310 | +0.4% |
| 2008 | 7,325 | +0.2% |
| 2009 | 10,981 | +49.9% |
| 2010 | 3,649 | -66.8% |
| 2011 | 3,629 | -0.6% |
| 2012 | 3,595 | -0.9% |
| 2013 | 3,580 | -0.4% |
| 2014 | 3,591 | +0.3% |
| 2015 | 3,559 | -0.9% |
| 2016 | 3,485 | -2.1% |
| 2017 | 3,423 | -1.8% |
| 2018 | 3,381 | -1.2% |
| 2019 | 3,353 | -0.8% |
| 2020 | 13,310 | +297.0% |
| 2021 | 13,194 | -0.9% |
| 2022 | 6,541 | -50.4% |
| 2023 | 3,246 | -50.4% |
Sri Lanka compared with similar countries
- Sri Lanka's 3,246 is below the median for upper middle income countries, which is 4,188, 78% of the median. (58 countries reporting)
- Sri Lanka's 3,246 is below the median for South Asia, which is 21,308, 15% of the median. (6 countries reporting)
Biggest year-on-year movements
Years where Polio number unvaccinated in Sri Lanka changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.
| Year | Change | From | To |
|---|---|---|---|
| 2020 | +297.0% | 3,353 | 13,310 |
| 1998 | +202.5% | 6,800 | 20,568 |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | 123,540 | 38,472 | 224,025 | 10 |
| 1990s | 28,405 | 3,447 | 45,513 | 10 |
| 2000s | 7,218 | 3,448 | 10,981 | 10 |
| 2010s | 3,525 | 3,353 | 3,649 | 10 |
| 2020s | 9,073 | 3,246 | 13,310 | 4 |
Countries ranked near Sri Lanka
- 124 El Salvador 3,950 compare
- 125 Israel 3,535 compare
- 126 Bosnia and Herzegovina 3,258 compare
- 128 Turkmenistan 3,183 compare
- 129 Suriname 2,993 compare
- 130 North Macedonia 2,628 compare
More health data for Sri Lanka
- Un projection of annual infant deaths, annual growth rate -1.62 % change on previous year (2100)
- Heat deaths vs projected death rates, annual growth rate 0.7332 % change on previous year (2090)
- Un projection of annual infant deaths 304 (2100)
- Neonatal tetanus - number of reported cases, gaps filled 0 (2025)
- Population ages 00-04, female, annual growth rate -2.13 % change on previous year (2025)
- Population ages 00-04, female, per unit of GDP 0 units per US$ of GDP (2025)
- Population ages 00-04, female, per capita 0.0339 units per person (2025)
- Population ages 00-04, male, annual growth rate -2.12 % change on previous year (2025)
- Population ages 00-04, male, per unit of GDP 0 units per US$ of GDP (2025)
- Population ages 00-04, male, per capita 0.0353 units per person (2025)
Frequently asked questions
- What is polio number unvaccinated in Sri Lanka?
- Polio number unvaccinated in Sri Lanka was 3,246 in 2023, according to Our World in Data.
- What is the highest polio number unvaccinated recorded in Sri Lanka?
- The highest recorded value was 224,025 in 1981.
- What is the lowest polio number unvaccinated recorded in Sri Lanka?
- The lowest recorded value was 3,246 in 2023.
- How does Sri Lanka rank for polio number unvaccinated?
- Sri Lanka ranks 127th out of 194 countries with data for 2023.
- Is polio number unvaccinated rising or falling in Sri Lanka?
- Over the last ten years it is down 9.3%. The long-run trend across the full record is volatile.
- Where does this Sri Lanka data come from?
- The figures come from Our World in Data, published as part of Polio number unvaccinated. Statizoid updates them automatically from the source API.
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CSV · JSON — 44 observations, free to reuse under CC BY 4.0 (Our World in Data).