Scientific and technical journal articles, per square kilometre in Upper middle income
Upper middle income: Scientific and technical journal articles, per square kilometre was 0.0297 units per square kilometre in 2023. ◆ Volatile
Scientific and technical journal articles, per square kilometre in Upper middle income, 1996–2023
Source: Statizoid (derived). Measured in units per square kilometre.
Analysis
The most recent figure for scientific and technical journal articles, per square kilometre in Upper middle income is 0.0297 units per square kilometre, measured in 2023. That is the highest value across all 28 years on record.
Compared with earlier readings it is up 4.7% on the previous year and up 141.7% over ten years.
Over the whole period, scientific and technical journal articles, per square kilometre in Upper middle income peaked at 0.0297 units per square kilometre in 2023 and was at its lowest, 0.0016 units per square kilometre, in 1996.
That places Upper middle income 13th out of 47 groups with data for 2023, putting it in the middle of the range.
The series is highly variable year to year, so single readings are best treated with caution.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 0.0019 units per square kilometre | 0.0016 units per square kilometre | 0.0021 units per square kilometre | 4 |
| 2000s | 0.0054 units per square kilometre | 0.0024 units per square kilometre | 0.0096 units per square kilometre | 10 |
| 2010s | 0.0142 units per square kilometre | 0.0105 units per square kilometre | 0.0207 units per square kilometre | 10 |
| 2020s | 0.0265 units per square kilometre | 0.0227 units per square kilometre | 0.0297 units per square kilometre | 4 |
Countries ranked near Upper middle income
- 10 Luxembourg 0.4567 units per square kilometre compare
- 11 United Kingdom 0.4032 units per square kilometre compare
- 12 Denmark 0.3901 units per square kilometre compare
- 13 San Marino 0.3348 units per square kilometre compare
- 14 Liechtenstein 0.3201 units per square kilometre compare
- 15 Germany 0.3113 units per square kilometre compare
- 16 Italy 0.2799 units per square kilometre compare
More science & technology data for Upper middle income
- Scientific and technical journal articles 1.32 million (2023)
- Scientific and technical journal articles, per capita 0.0004 units per person (2023)
- Scientific and technical journal articles, per unit of GDP 0 units per US$ of GDP (2023)
- Digital connectivity composite index 1.2 standard deviations from the yearly mean (2025)
- Scientific and technical journal articles, annual growth rate 4.66 % change on previous year (2023)
- Patent applications, nonresidents 225,900 (2020)
- Patent applications, residents 1.39 million (2020)
- Research and development expenditure 2.0% (2023)
- Researchers in R&D 1,476 per million people (2021)
Frequently asked questions
- What is scientific and technical journal articles, per square kilometre in Upper middle income?
- Scientific and technical journal articles, per square kilometre in Upper middle income was 0.0297 units per square kilometre in 2023, according to Statizoid (derived).
- What is the highest scientific and technical journal articles, per square kilometre recorded in Upper middle income?
- The highest recorded value was 0.0297 units per square kilometre in 2023.
- What is the lowest scientific and technical journal articles, per square kilometre recorded in Upper middle income?
- The lowest recorded value was 0.0016 units per square kilometre in 1996.
- How does Upper middle income rank for scientific and technical journal articles, per square kilometre?
- Upper middle income ranks 13th out of 47 groups with data for 2023.
- Is scientific and technical journal articles, per square kilometre rising or falling in Upper middle income?
- Over the last ten years it is up 141.7%. The long-run trend across the full record is volatile.
- Where does this Upper middle income data come from?
- The figures come from Statizoid (derived), published as part of Scientific and technical journal articles, per square kilometre. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 28 observations, free to reuse under Derived by Statizoid from the sources named on the page.
How this figure is calculated
Scientific and technical journal articles divided by Land area (sq. km), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.
Scientific and technical journal articles ÷ Land area (sq. km)
Computed from
- Scientific and technical journal articles Science and Engineering Indicators, National Science Foundation (NSF)
- Land area FAOSTAT, Food and Agriculture Organization of the United Nations (FAO)
Statizoid computes this series; the underlying measurements belong to the publishers named above. The arithmetic is applied to every country and year where both inputs report, and nothing is estimated unless the page says so.
About this data
Scientific and technical journal articles divided by Land area (sq. km), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.