San Marino vs East Timor: Average annual exposure to PM2.5 air pollution
Average annual exposure to PM2.5 air pollution over time
- San Marino
- East Timor
How they compare
San Marino currently reports 12.74 micrograms per cubic meter against 11.99 micrograms per cubic meter in East Timor, a difference of 0.75 micrograms per cubic meter.
That makes San Marino's figure about 1.1 times East Timor's.
The two have swapped places 8 times across 34 shared years of data; in 1990 it was San Marino ahead.
San Marino ranks 137th and East Timor ranks 140th of 200 countries.
San Marino has averaged higher in every one of the 4 decades both report.
Head to head by decade
| Decade | San Marino | East Timor | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 20.74 micrograms per cubic meter | 15.77 micrograms per cubic meter | 4.97 micrograms per cubic meter | San Marino |
| 2000s | 17.93 micrograms per cubic meter | 14.99 micrograms per cubic meter | 2.95 micrograms per cubic meter | San Marino |
| 2010s | 14.74 micrograms per cubic meter | 13.3 micrograms per cubic meter | 1.44 micrograms per cubic meter | San Marino |
| 2020s | 13.56 micrograms per cubic meter | 12.19 micrograms per cubic meter | 1.36 micrograms per cubic meter | San Marino |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher average annual exposure to pm2.5 air pollution, San Marino or East Timor?
- San Marino, at 12.74 micrograms per cubic meter against 11.99 micrograms per cubic meter in East Timor as of 2023.
- What is the difference in average annual exposure to pm2.5 air pollution between San Marino and East Timor?
- 0.75 micrograms per cubic meter, with San Marino ahead.
- How many years of comparable data are there for San Marino and East Timor?
- 34 years are reported by both, from 1990 to 2023.
- How do San Marino and East Timor rank globally for average annual exposure to pm2.5 air pollution?
- San Marino ranks 137th and East Timor ranks 140th of 200 countries.
- Where does this data come from?
- Global Burden of Disease Study 2023, Institute for Health Metrics and Evaluation (IHME), via World Bank (2026) – processed by Our World in Data, published as Average annual exposure to PM2.5 air pollution. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
The average level of exposure of the population to suspended particles less than 2.5 microns in diameter, which are capable of penetrating deep into the respiratory tract and damaging health. This is measured in micrograms per cubic meter.