Pm exposure 1990 2017, per square kilometre in San Marino
San Marino: Pm exposure 1990 2017, per square kilometre was 0.2081 units per square kilometre in 2023. ▼ Falling
Pm exposure 1990 2017, per square kilometre in San Marino, 1990–2023
Source: Statizoid (derived). Measured in units per square kilometre.
Analysis
San Marino recorded 0.2081 units per square kilometre for pm exposure 1990 2017, per square kilometre in 2023.
That represents a change of down 23.7% on the previous year and down 15.9% over ten years.
Over the whole period, pm exposure 1990 2017, per square kilometre in San Marino peaked at 0.3659 units per square kilometre in 1990 and was at its lowest, 0.1966 units per square kilometre, in 2021.
San Marino ranks 3rd of 200 countries on this measure, in the top 10%.
The long-run direction has been consistently falling across the 34 years of available data.
Pm exposure 1990 2017, per square kilometre in San Marino, year by year
| Year | units per square kilometre | Change |
|---|---|---|
| 1990 | 0.3659 units per square kilometre | — |
| 1991 | 0.3632 units per square kilometre | -0.7% |
| 1992 | 0.3581 units per square kilometre | -1.4% |
| 1993 | 0.353 units per square kilometre | -1.4% |
| 1994 | 0.3479 units per square kilometre | -1.4% |
| 1995 | 0.3477 units per square kilometre | -0.1% |
| 1996 | 0.3377 units per square kilometre | -2.9% |
| 1997 | 0.3327 units per square kilometre | -1.5% |
| 1998 | 0.3276 units per square kilometre | -1.5% |
| 1999 | 0.3225 units per square kilometre | -1.6% |
| 2000 | 0.315 units per square kilometre | -2.3% |
| 2001 | 0.2923 units per square kilometre | -7.2% |
| 2002 | 0.296 units per square kilometre | +1.2% |
| 2003 | 0.3182 units per square kilometre | +7.5% |
| 2004 | 0.2759 units per square kilometre | -13.3% |
| 2005 | 0.2869 units per square kilometre | +4.0% |
| 2006 | 0.3359 units per square kilometre | +17.1% |
| 2007 | 0.3216 units per square kilometre | -4.3% |
| 2008 | 0.2806 units per square kilometre | -12.7% |
| 2009 | 0.2664 units per square kilometre | -5.1% |
| 2010 | 0.2695 units per square kilometre | +1.2% |
| 2011 | 0.2885 units per square kilometre | +7.1% |
| 2012 | 0.2713 units per square kilometre | -6.0% |
| 2013 | 0.2474 units per square kilometre | -8.8% |
| 2014 | 0.2165 units per square kilometre | -12.5% |
| 2015 | 0.2763 units per square kilometre | +27.6% |
| 2016 | 0.2252 units per square kilometre | -18.5% |
| 2017 | 0.233 units per square kilometre | +3.5% |
| 2018 | 0.2209 units per square kilometre | -5.2% |
| 2019 | 0.2081 units per square kilometre | -5.8% |
| 2020 | 0.2165 units per square kilometre | +4.1% |
| 2021 | 0.1966 units per square kilometre | -9.2% |
| 2022 | 0.2729 units per square kilometre | +38.8% |
| 2023 | 0.2081 units per square kilometre | -23.7% |
San Marino compared with similar countries
- San Marino's 0.2081 units per square kilometre is above the median for high income countries, which is 0.0002 units per square kilometre, 991.7× the median. (70 countries reporting)
- San Marino's 0.2081 units per square kilometre is above the median for Europe & Central Asia, which is 0.0002 units per square kilometre, 1319.2× the median. (52 countries reporting)
Biggest year-on-year movements
Years where Pm exposure 1990 2017, per square kilometre in San Marino 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 |
|---|---|---|---|
| 2022 | +38.8% | 0.1966 units per square kilometre | 0.2729 units per square kilometre |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 0.3456 units per square kilometre | 0.3225 units per square kilometre | 0.3659 units per square kilometre | 10 |
| 2000s | 0.2989 units per square kilometre | 0.2664 units per square kilometre | 0.3359 units per square kilometre | 10 |
| 2010s | 0.2457 units per square kilometre | 0.2081 units per square kilometre | 0.2885 units per square kilometre | 10 |
| 2020s | 0.2235 units per square kilometre | 0.1966 units per square kilometre | 0.2729 units per square kilometre | 4 |
Countries ranked near San Marino
More reference data data for San Marino
- Exchange rate, new LCU per USD extended backward, period average 0.8597 (2026)
- Exchange rate, old LCU per USD extended forward, period average 0.8597 (2026)
- Official exchange rate, LCU per USD, period average 0.8597 (2026)
- Civil liberties rating, annual growth rate 0 % change on previous year (2025)
- Civil liberties rating, per capita 0 units per person (2025)
- Free country, gaps filled 2 (2025)
- Civil liberties rating, gaps filled 1 (2025)
- Civil liberties rating fh 1 (2025)
- Political regime lexical 7 (2025)
- Elections for the governments chief executive 1 (2025)
Frequently asked questions
- What is pm exposure 1990 2017, per square kilometre in San Marino?
- Pm exposure 1990 2017, per square kilometre in San Marino was 0.2081 units per square kilometre in 2023, according to Statizoid (derived).
- What is the highest pm exposure 1990 2017, per square kilometre recorded in San Marino?
- The highest recorded value was 0.3659 units per square kilometre in 1990.
- What is the lowest pm exposure 1990 2017, per square kilometre recorded in San Marino?
- The lowest recorded value was 0.1966 units per square kilometre in 2021.
- How does San Marino rank for pm exposure 1990 2017, per square kilometre?
- San Marino ranks 3rd out of 200 countries with data for 2023.
- Is pm exposure 1990 2017, per square kilometre rising or falling in San Marino?
- Over the last ten years it is down 15.9%. The long-run trend across the full record is falling.
- Where does this San Marino data come from?
- The figures come from Statizoid (derived), published as part of Pm exposure 1990 2017, per square kilometre. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 34 observations, free to reuse under Derived by Statizoid from the sources named on the page.
How this figure is calculated
Pm exposure 1990 2017 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.
Pm exposure 1990 2017 ÷ Land area (sq. km)
Computed from
- Pm exposure 1990 2017 Our World in Data
- 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
Pm exposure 1990 2017 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.