Bulgaria vs Viet Nam: Reported versus estimated cases of polio
Bulgaria
0 cases
in 2023
Viet Nam
0 cases
in 2023
Bulgaria rank
26th
Viet Nam rank
26th
Reported versus estimated cases of polio over time
- Bulgaria
- Viet Nam
How they compare
Bulgaria currently reports 0 cases against 0 cases in Viet Nam, a difference of 0 cases.
The two have swapped places 2 times across 44 shared years of data; in 1980 it was Viet Nam ahead.
Bulgaria ranks 26th and Viet Nam ranks 26th of 199 countries.
Across the 5 decades both report, Bulgaria averaged higher in 1 and Viet Nam in 2.
Head to head by decade
| Decade | Bulgaria | Viet Nam | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 1.9 cases | 1,080 cases | 1,078 cases | Viet Nam |
| 1990s | 4.6 cases | 260.5 cases | 255.9 cases | Viet Nam |
| 2000s | 0.2 cases | 0 cases | 0.2 cases | Bulgaria |
| 2010s | 0 cases | 0 cases | 0 cases | — |
| 2020s | 0 cases | 0 cases | 0 cases | — |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher reported versus estimated cases of polio, Bulgaria or Viet Nam?
- Bulgaria, at 0 cases against 0 cases in Viet Nam as of 2023.
- What is the difference in reported versus estimated cases of polio between Bulgaria and Viet Nam?
- 0 cases, with Bulgaria ahead.
- How many years of comparable data are there for Bulgaria and Viet Nam?
- 44 years are reported by both, from 1980 to 2023.
- How do Bulgaria and Viet Nam rank globally for reported versus estimated cases of polio?
- Bulgaria ranks 26th and Viet Nam ranks 26th of 199 countries.
- Where does this data come from?
- World Health Organization (2019); World Health Organization (2024) – processed by Our World in Data, published as Reported versus estimated cases of polio. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Sum of wild poliovirus cases and circulating vaccine derived poliovirus cases.