Annual percentage change in primary energy from oil in Portugal
Portugal: Annual percentage change in primary energy from oil was 0.1% in 2025. ◆ Volatile
Annual percentage change in primary energy from oil in Portugal, 1966–2025
Source: Energy Institute – Statistical Review of World Energy (2026) – with major processing by Our World in Data. Measured in %.
Analysis
In 2025, annual percentage change in primary energy from oil in Portugal stood at 0.1%.
Compared with earlier readings it is up 104.6% on the previous year and down 96.2% over ten years.
Over the whole period, annual percentage change in primary energy from oil in Portugal peaked at 38.1% in 1970 and was at its lowest, -18.4%, in 2020.
Portugal ranks 43rd of 80 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.
Annual percentage change in primary energy from oil in Portugal, year by year
| Year | % | Change |
|---|---|---|
| 1966 | 2.5% | — |
| 1967 | 10.3% | +313.2% |
| 1968 | 7.3% | -29.5% |
| 1969 | 4.9% | -32.0% |
| 1970 | 38.1% | +671.3% |
| 1971 | 13.5% | -64.7% |
| 1972 | 8.8% | -34.9% |
| 1973 | 9.9% | +13.2% |
| 1974 | 6.6% | -33.7% |
| 1975 | 4.7% | -28.2% |
| 1976 | 4.7% | +0.4% |
| 1977 | -1.1% | -122.4% |
| 1978 | 3.6% | -442.8% |
| 1979 | 7.0% | +91.2% |
| 1980 | 7.0% | +1.3% |
| 1981 | 6.0% | -14.9% |
| 1982 | 4.7% | -21.4% |
| 1983 | 0.9% | -80.4% |
| 1984 | -0.2% | -122.5% |
| 1985 | -3.1% | +1391.4% |
| 1986 | 6.6% | -311.6% |
| 1987 | -2.8% | -143.1% |
| 1988 | 4.7% | -265.7% |
| 1989 | 25.9% | +449.8% |
| 1990 | -5.2% | -120.0% |
| 1991 | 4.4% | -185.5% |
| 1992 | 11.3% | +154.4% |
| 1993 | -5.7% | -150.4% |
| 1994 | 1.1% | -119.9% |
| 1995 | 8.1% | +612.4% |
| 1996 | -4.8% | -159.8% |
| 1997 | 7.3% | -252.1% |
| 1998 | 9.5% | +29.8% |
| 1999 | 3.1% | -67.6% |
| 2000 | -2.2% | -171.8% |
| 2001 | 0.1% | -102.8% |
| 2002 | 3.4% | +5514.5% |
| 2003 | -6.0% | -274.7% |
| 2004 | 1.2% | -119.2% |
| 2005 | 3.3% | +182.3% |
| 2006 | -11.5% | -451.5% |
| 2007 | 1.1% | -109.4% |
| 2008 | -4.3% | -500.3% |
| 2009 | -7.3% | +68.8% |
| 2010 | -2.2% | -70.1% |
| 2011 | -6.3% | +187.6% |
| 2012 | -9.1% | +45.2% |
| 2013 | 2.6% | -128.8% |
| 2014 | -1.2% | -145.4% |
| 2015 | 2.3% | -294.4% |
| 2016 | 2.1% | -9.4% |
| 2017 | 0.8% | -62.5% |
| 2018 | -3.2% | -506.2% |
| 2019 | 6.3% | -296.9% |
| 2020 | -18.4% | -394.1% |
| 2021 | 2.8% | -115.4% |
| 2022 | 9.5% | +235.6% |
| 2023 | -2.1% | -122.4% |
| 2024 | -1.9% | -10.5% |
| 2025 | 0.1% | -104.6% |
Portugal compared with similar countries
- Portugal's 0.1% is above the median for high income countries, which is -0.1%. (47 countries reporting)
- Portugal's 0.1% is above the median for Europe & Central Asia, which is 0.1%, 1.6× the median. (39 countries reporting)
Biggest year-on-year movements
Years where Annual percentage change in primary energy from oil in Portugal 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 |
|---|---|---|---|
| 2002 | +5514.5% | 0.1% | 3.4% |
| 1985 | -1391.4% | -0.2% | -3.1% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 6.3% | 2.5% | 10.3% | 4 |
| 1970s | 9.6% | -1.1% | 38.1% | 10 |
| 1980s | 5.0% | -3.1% | 25.9% | 10 |
| 1990s | 2.9% | -5.7% | 11.3% | 10 |
| 2000s | -2.2% | -11.5% | 3.4% | 10 |
| 2010s | -0.8% | -9.1% | 6.3% | 10 |
| 2020s | -1.7% | -18.4% | 9.5% | 6 |
Countries ranked near Portugal
More reference data data for Portugal
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 0.5144 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 0.4372 (2050)
- Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 1.51 (2050)
- Emission Totals - Indirect emissions (N2O) - Crop Residues 0.0472 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 1.51 (2050)
- Emission Totals - Emissions (N2O) - Manure applied to Soils 1.72 (2050)
- Emission Totals - Emissions (N2O) - Manure Management 1.02 (2050)
- Emission Totals - Emissions (N2O) - Manure left on Pasture 1.81 (2050)
- Emission Totals - Emissions (N2O) - IPCC Agriculture 6.9 (2050)
- Emission Totals - Emissions (N2O) - Crop Residues 0.2572 (2050)
Frequently asked questions
- What is annual percentage change in primary energy from oil in Portugal?
- Annual percentage change in primary energy from oil in Portugal was 0.1% in 2025, according to Energy Institute – Statistical Review of World Energy (2026) – with major processing by Our World in Data.
- What is the highest annual percentage change in primary energy from oil recorded in Portugal?
- The highest recorded value was 38.1% in 1970.
- What is the lowest annual percentage change in primary energy from oil recorded in Portugal?
- The lowest recorded value was -18.4% in 2020.
- How does Portugal rank for annual percentage change in primary energy from oil?
- Portugal ranks 43rd out of 80 countries with data for 2025.
- Is annual percentage change in primary energy from oil rising or falling in Portugal?
- Over the last ten years it is down 96.2%. The long-run trend across the full record is volatile.
- Where does this Portugal data come from?
- The figures come from Energy Institute – Statistical Review of World Energy (2026) – with major processing by Our World in Data, published as part of Annual percentage change in primary energy from oil. Statizoid updates them automatically from the source API.
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About this data
Percentage change in total energy supply relative to the previous year.