Poliomyelitis - number of reported cases by country
Countries reporting
191
Highest
34
Nigeria
Lowest
0
Niue
Median
0
Years covered
39
1980–2018
Data points
7,142
What the numbers show
Poliomyelitis - number of reported cases is currently reported for 191 countries. The highest value is 34 in Nigeria; the lowest is 0 in Niue.
The median across all reporting countries is 0, and the mean is 0.5445.
Over the past decade 2 countries rose and 16 fell. The largest increase was in Somalia (up 1,100.0%), and the largest decrease in Afghanistan (down 100.0%).
Poliomyelitis - number of reported cases: full country ranking
| # | Country | Latest | Year | 10-year change | Trend |
|---|---|---|---|---|---|
| 1 | Nigeria | 34 | 2018 | down 96.1% | volatile |
| 2 | Papua New Guinea | 26 | 2018 | — | volatile |
| 3 | Democratic Republic of Congo | 20 | 2018 | up 11.1% | volatile |
| 4 | Somalia | 12 | 2018 | up 1,100.0% | volatile |
| 5 | Niger | 10 | 2018 | down 16.7% | volatile |
| 6 | Indonesia | 1 | 2018 | — | volatile |
| 6 | Mozambique | 1 | 2018 | — | volatile |
| 8 | Afghanistan | 0 | 2018 | down 100.0% | volatile |
| 8 | Angola | 0 | 2018 | down 100.0% | volatile |
| 8 | Albania | 0 | 2018 | — | volatile |
| 8 | Andorra | 0 | 2018 | — | flat |
| 8 | United Arab Emirates | 0 | 2018 | — | volatile |
| 8 | Argentina | 0 | 2018 | — | volatile |
| 8 | Armenia | 0 | 2018 | — | volatile |
| 8 | Antigua and Barbuda | 0 | 2010 | — | flat |
| 8 | Australia | 0 | 2018 | — | volatile |
| 8 | Austria | 0 | 2018 | — | volatile |
| 8 | Azerbaijan | 0 | 2018 | — | volatile |
| 8 | Burundi | 0 | 2018 | — | volatile |
| 8 | Belgium | 0 | 2018 | — | volatile |
| 8 | Benin | 0 | 2018 | down 100.0% | volatile |
| 8 | Burkina Faso | 0 | 2018 | down 100.0% | volatile |
| 8 | Bangladesh | 0 | 2018 | — | volatile |
| 8 | Bulgaria | 0 | 2018 | — | volatile |
| 8 | Bahrain | 0 | 2018 | — | volatile |
| 8 | Bahamas | 0 | 2010 | — | flat |
| 8 | Bosnia and Herzegovina | 0 | 2018 | — | flat |
| 8 | Belarus | 0 | 2018 | — | volatile |
| 8 | Belize | 0 | 2010 | — | volatile |
| 8 | Bolivia | 0 | 2018 | — | volatile |
| 8 | Brazil | 0 | 2018 | — | volatile |
| 8 | Barbados | 0 | 2010 | — | flat |
| 8 | Brunei | 0 | 2017 | — | flat |
| 8 | Bhutan | 0 | 2018 | — | volatile |
| 8 | Botswana | 0 | 2018 | — | volatile |
| 8 | Canada | 0 | 2018 | — | volatile |
| 8 | Switzerland | 0 | 2018 | — | volatile |
| 8 | Chile | 0 | 2018 | — | volatile |
| 8 | China | 0 | 2018 | — | volatile |
| 8 | Cote d'Ivoire | 0 | 2018 | down 100.0% | volatile |
| 8 | Cameroon | 0 | 2018 | — | volatile |
| 8 | Congo | 0 | 2018 | — | volatile |
| 8 | Colombia | 0 | 2018 | — | volatile |
| 8 | Comoros | 0 | 2018 | — | volatile |
| 8 | Cape Verde | 0 | 2018 | — | volatile |
| 8 | Costa Rica | 0 | 2018 | — | flat |
| 8 | Cuba | 0 | 2018 | — | flat |
| 8 | Cyprus | 0 | 2018 | — | volatile |
| 8 | Czechia | 0 | 2018 | — | flat |
| 8 | Germany | 0 | 2018 | — | volatile |
| 8 | Djibouti | 0 | 2018 | — | volatile |
| 8 | Dominica | 0 | 2010 | — | flat |
| 8 | Denmark | 0 | 2018 | — | volatile |
| 8 | Dominican Republic | 0 | 2018 | — | volatile |
| 8 | Algeria | 0 | 2018 | — | volatile |
| 8 | Ecuador | 0 | 2018 | — | volatile |
| 8 | Egypt | 0 | 2018 | — | volatile |
| 8 | Eritrea | 0 | 2018 | — | volatile |
| 8 | Spain | 0 | 2018 | — | volatile |
| 8 | Estonia | 0 | 2018 | — | flat |
| 8 | Ethiopia | 0 | 2018 | down 100.0% | volatile |
| 8 | Finland | 0 | 2018 | — | volatile |
| 8 | Fiji | 0 | 2012 | — | flat |
| 8 | France | 0 | 2018 | — | volatile |
| 8 | Micronesia (country) | 0 | 2010 | — | flat |
| 8 | Gabon | 0 | 2018 | — | volatile |
| 8 | United Kingdom | 0 | 2018 | — | volatile |
| 8 | Georgia | 0 | 2018 | — | volatile |
| 8 | Ghana | 0 | 2018 | down 100.0% | volatile |
| 8 | Guinea | 0 | 2018 | — | volatile |
| 8 | Gambia | 0 | 2018 | — | volatile |
| 8 | Guinea-Bissau | 0 | 2018 | — | volatile |
| 8 | Equatorial Guinea | 0 | 2017 | — | volatile |
| 8 | Greece | 0 | 2018 | — | volatile |
| 8 | Grenada | 0 | 2010 | — | flat |
| 8 | Guatemala | 0 | 2018 | — | volatile |
| 8 | Guyana | 0 | 2010 | — | flat |
| 8 | Honduras | 0 | 2018 | — | volatile |
| 8 | Croatia | 0 | 2018 | — | flat |
| 8 | Haiti | 0 | 2018 | — | volatile |
| 8 | Hungary | 0 | 2018 | — | volatile |
| 8 | India | 0 | 2018 | down 100.0% | volatile |
| 8 | Ireland | 0 | 2018 | — | volatile |
| 8 | Iran | 0 | 2018 | — | volatile |
| 8 | Iraq | 0 | 2018 | — | volatile |
| 8 | Iceland | 0 | 2018 | — | flat |
| 8 | Israel | 0 | 2018 | — | volatile |
| 8 | Italy | 0 | 2018 | — | volatile |
| 8 | Jamaica | 0 | 2010 | — | volatile |
| 8 | Jordan | 0 | 2018 | — | volatile |
| 8 | Japan | 0 | 2018 | — | volatile |
| 8 | Kazakhstan | 0 | 2018 | — | volatile |
| 8 | Kenya | 0 | 2018 | — | volatile |
| 8 | Kyrgyzstan | 0 | 2018 | — | volatile |
| 8 | Cambodia | 0 | 2017 | — | volatile |
| 8 | Kiribati | 0 | 2010 | — | flat |
| 8 | Saint Kitts and Nevis | 0 | 2010 | — | flat |
| 8 | South Korea | 0 | 2018 | — | volatile |
| 8 | Kuwait | 0 | 2018 | — | volatile |
| 8 | Laos | 0 | 2018 | — | volatile |
| 8 | Lebanon | 0 | 2018 | — | volatile |
| 8 | Liberia | 0 | 2018 | — | volatile |
| 8 | Libya | 0 | 2018 | — | volatile |
| 8 | Saint Lucia | 0 | 2010 | — | flat |
| 8 | Sri Lanka | 0 | 2018 | — | volatile |
| 8 | Lesotho | 0 | 2018 | — | volatile |
| 8 | Lithuania | 0 | 2018 | — | flat |
| 8 | Luxembourg | 0 | 2018 | — | flat |
| 8 | Latvia | 0 | 2018 | — | flat |
| 8 | Morocco | 0 | 2018 | — | volatile |
| 8 | Monaco | 0 | 2018 | — | flat |
| 8 | Moldova | 0 | 2018 | — | volatile |
| 8 | Madagascar | 0 | 2018 | — | volatile |
| 8 | Maldives | 0 | 2018 | — | volatile |
| 8 | Mexico | 0 | 2018 | — | volatile |
| 8 | Marshall Islands | 0 | 2010 | — | volatile |
| 8 | North Macedonia | 0 | 2017 | — | flat |
| 8 | Mali | 0 | 2018 | down 100.0% | volatile |
| 8 | Malta | 0 | 2018 | — | flat |
| 8 | Myanmar | 0 | 2018 | — | volatile |
| 8 | Montenegro | 0 | 2017 | — | flat |
| 8 | Mongolia | 0 | 2017 | — | volatile |
| 8 | Mauritania | 0 | 2018 | — | volatile |
| 8 | Mauritius | 0 | 2018 | — | flat |
| 8 | Malawi | 0 | 2018 | — | volatile |
| 8 | Malaysia | 0 | 2017 | — | volatile |
| 8 | Namibia | 0 | 2018 | — | volatile |
| 8 | Nicaragua | 0 | 2018 | — | volatile |
| 8 | Netherlands | 0 | 2018 | — | volatile |
| 8 | Norway | 0 | 2018 | — | volatile |
| 8 | Nepal | 0 | 2018 | down 100.0% | volatile |
| 8 | Nauru | 0 | 2010 | — | volatile |
| 8 | New Zealand | 0 | 2018 | — | flat |
| 8 | Oman | 0 | 2018 | — | volatile |
| 8 | Pakistan | 0 | 2018 | down 100.0% | volatile |
| 8 | Panama | 0 | 2018 | — | flat |
| 8 | Peru | 0 | 2018 | — | volatile |
| 8 | Philippines | 0 | 2018 | — | volatile |
| 8 | Palau | 0 | 2010 | — | flat |
| 8 | Poland | 0 | 2018 | — | volatile |
| 8 | North Korea | 0 | 2018 | — | volatile |
| 8 | Portugal | 0 | 2018 | — | volatile |
| 8 | Paraguay | 0 | 2018 | — | volatile |
| 8 | Qatar | 0 | 2018 | — | volatile |
| 8 | Romania | 0 | 2018 | — | volatile |
| 8 | Russia | 0 | 2018 | — | volatile |
| 8 | Rwanda | 0 | 2018 | — | volatile |
| 8 | Saudi Arabia | 0 | 2018 | — | volatile |
| 8 | Sudan | 0 | 2018 | down 100.0% | volatile |
| 8 | Senegal | 0 | 2018 | — | volatile |
| 8 | Singapore | 0 | 2017 | — | volatile |
| 8 | Solomon Islands | 0 | 2010 | — | flat |
| 8 | Sierra Leone | 0 | 2018 | — | volatile |
| 8 | El Salvador | 0 | 2018 | — | volatile |
| 8 | San Marino | 0 | 2018 | — | flat |
| 8 | Serbia | 0 | 2017 | — | volatile |
| 8 | South Sudan | 0 | 2017 | — | volatile |
| 8 | Sao Tome and Principe | 0 | 2018 | — | volatile |
| 8 | Slovakia | 0 | 2018 | — | flat |
| 8 | Slovenia | 0 | 2018 | — | flat |
| 8 | Sweden | 0 | 2018 | — | volatile |
| 8 | Eswatini | 0 | 2018 | — | volatile |
| 8 | Seychelles | 0 | 2018 | — | flat |
| 8 | Syria | 0 | 2018 | — | volatile |
| 8 | Chad | 0 | 2018 | down 100.0% | volatile |
| 8 | Togo | 0 | 2018 | down 100.0% | volatile |
| 8 | Thailand | 0 | 2018 | — | volatile |
| 8 | Tajikistan | 0 | 2018 | — | volatile |
| 8 | Turkmenistan | 0 | 2018 | — | volatile |
| 8 | East Timor | 0 | 2018 | — | flat |
| 8 | Tonga | 0 | 2010 | — | flat |
| 8 | Trinidad and Tobago | 0 | 2010 | — | flat |
| 8 | Tunisia | 0 | 2018 | — | volatile |
| 8 | Turkey | 0 | 2018 | — | volatile |
| 8 | Tuvalu | 0 | 2010 | — | flat |
| 8 | Tanzania | 0 | 2018 | — | volatile |
| 8 | Uganda | 0 | 2018 | — | volatile |
| 8 | Ukraine | 0 | 2018 | — | volatile |
| 8 | Uruguay | 0 | 2018 | — | flat |
| 8 | United States | 0 | 2018 | — | volatile |
| 8 | Uzbekistan | 0 | 2018 | — | volatile |
| 8 | Saint Vincent and the Grenadines | 0 | 2010 | — | flat |
| 8 | Venezuela | 0 | 2018 | — | volatile |
| 8 | Vietnam | 0 | 2017 | — | volatile |
| 8 | Vanuatu | 0 | 2010 | — | volatile |
| 8 | Samoa | 0 | 2010 | — | flat |
| 8 | Yemen | 0 | 2018 | — | volatile |
| 8 | Zambia | 0 | 2018 | — | volatile |
| 8 | Zimbabwe | 0 | 2018 | — | volatile |
| 8 | Cook Islands | 0 | 2010 | — | flat |
| 8 | Niue | 0 | 2010 | — | flat |
Regions and income groups
Aggregates are excluded from the country ranking above so that a region can never outrank a country.