Upper secondary completion rate, adjusted gender parity index in Samoa
Samoa: Upper secondary completion rate, adjusted gender parity index was 1.3 index in 2025. ▲ Rising
Upper secondary completion rate, adjusted gender parity index in Samoa, 1981–2025
Source: UNESCO Institute for Statistics (2026) – with minor processing by Our World in Data. Measured in index.
Analysis
In 2025, upper secondary completion rate, adjusted gender parity index in Samoa stood at 1.3 index. That is the highest value across all 45 years on record.
The figure is up 0.3% on the previous year and up 3.4% over ten years.
Over the whole period, upper secondary completion rate, adjusted gender parity index in Samoa peaked at 1.3 index in 2025 and was at its lowest, 0.6607 index, in 1981.
Samoa ranks 14th of 164 countries on this measure, in the top 10%.
The long-run direction has been consistently rising across the 45 years of available data.
Upper secondary completion rate, adjusted gender parity index in Samoa, year by year
| Year | index | Change |
|---|---|---|
| 1981 | 0.6607 index | — |
| 1982 | 0.6818 index | +3.2% |
| 1983 | 0.6989 index | +2.5% |
| 1984 | 0.7221 index | +3.3% |
| 1985 | 0.7445 index | +3.1% |
| 1986 | 0.7634 index | +2.5% |
| 1987 | 0.7849 index | +2.8% |
| 1988 | 0.8003 index | +2.0% |
| 1989 | 0.8174 index | +2.1% |
| 1990 | 0.8388 index | +2.6% |
| 1991 | 0.86 index | +2.5% |
| 1992 | 0.8754 index | +1.8% |
| 1993 | 0.9009 index | +2.9% |
| 1994 | 0.9206 index | +2.2% |
| 1995 | 0.9382 index | +1.9% |
| 1996 | 0.956 index | +1.9% |
| 1997 | 0.9735 index | +1.8% |
| 1998 | 0.9913 index | +1.8% |
| 1999 | 1.01 index | +1.9% |
| 2000 | 1.03 index | +1.8% |
| 2001 | 1.05 index | +2.1% |
| 2002 | 1.07 index | +1.9% |
| 2003 | 1.09 index | +1.8% |
| 2004 | 1.11 index | +2.0% |
| 2005 | 1.13 index | +1.6% |
| 2006 | 1.14 index | +1.5% |
| 2007 | 1.16 index | +1.5% |
| 2008 | 1.18 index | +1.7% |
| 2009 | 1.2 index | +1.4% |
| 2010 | 1.21 index | +1.1% |
| 2011 | 1.23 index | +1.1% |
| 2012 | 1.24 index | +0.9% |
| 2013 | 1.24 index | +0.7% |
| 2014 | 1.25 index | +0.5% |
| 2015 | 1.26 index | +0.3% |
| 2016 | 1.26 index | +0.4% |
| 2017 | 1.27 index | +0.5% |
| 2018 | 1.27 index | +0.4% |
| 2019 | 1.28 index | +0.3% |
| 2020 | 1.28 index | +0.3% |
| 2021 | 1.28 index | +0.2% |
| 2022 | 1.29 index | +0.3% |
| 2023 | 1.29 index | +0.4% |
| 2024 | 1.29 index | +0.4% |
| 2025 | 1.3 index | +0.3% |
Samoa compared with similar countries
- Samoa's 1.3 index is above the median for upper middle income countries, which is 1.11 index, 1.2× the median. (50 countries reporting)
- Samoa's 1.3 index is above the median for East Asia & Pacific, which is 1.17 index, 1.1× the median. (21 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | 0.7416 index | 0.6607 index | 0.8174 index | 9 |
| 1990s | 0.9265 index | 0.8388 index | 1.01 index | 10 |
| 2000s | 1.12 index | 1.03 index | 1.2 index | 10 |
| 2010s | 1.25 index | 1.21 index | 1.28 index | 10 |
| 2020s | 1.29 index | 1.28 index | 1.3 index | 6 |
Countries ranked near Samoa
More gender data for Samoa
- Child population (UN estimates and projections) 79.58 (2030)
- Child population (UN estimates and projections) (0-14), annual growth -0.9176 % change on previous year (2030)
- Population 146.39 (2030)
- Working-age population (UN estimates and projections) 146.39 (2030)
- Population (UN estimates and projections), annual growth rate 1.53 % change on previous year (2030)
- Age population, age 00, female, interpolated 2,553 (2025)
- Age population, age 00, male, interpolated 2,741 (2025)
- Age population, age 01, female, interpolated 2,547 (2025)
- Age population, age 01, male, interpolated 2,735 (2025)
- Age population, age 02, female, interpolated 2,569 (2025)
Frequently asked questions
- What is upper secondary completion rate, adjusted gender parity index in Samoa?
- Upper secondary completion rate, adjusted gender parity index in Samoa was 1.3 index in 2025, according to UNESCO Institute for Statistics (2026) – with minor processing by Our World in Data.
- What is the highest upper secondary completion rate, adjusted gender parity index recorded in Samoa?
- The highest recorded value was 1.3 index in 2025.
- What is the lowest upper secondary completion rate, adjusted gender parity index recorded in Samoa?
- The lowest recorded value was 0.6607 index in 1981.
- How does Samoa rank for upper secondary completion rate, adjusted gender parity index?
- Samoa ranks 14th out of 164 countries with data for 2025.
- Is upper secondary completion rate, adjusted gender parity index rising or falling in Samoa?
- Over the last ten years it is up 3.4%. The long-run trend across the full record is rising.
- Where does this Samoa data come from?
- The figures come from UNESCO Institute for Statistics (2026) – with minor processing by Our World in Data, published as part of Upper secondary completion rate, adjusted gender parity index. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 45 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
An adjusted gender parity index of 1 indicates equal upper secondary school completion rates between boys and girls. Values below 1 favor boys, and values above 1 favor girls.