social2023
Refraction disorders
Latest available country observation from Our World in Data, based on the chart's cited sources. The series currently runs through 2023; countries can have different observation years.
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Key Insights
Global Average
16,729.3impairments
Median: 390.3impairments
Countries Covered
204
with available data
Highest
India
1,184,661.5impairments
Lowest
Tokelau
0.1impairments
Top 5 Countries
1India1,184,661.5impairments
2People's Republic of China1,122,444.2impairments
3Pakistan181,091.8impairments
4Nigeria142,573.2impairments
5Ethiopia71,571.1impairments
By Region
Asia106,867.4impairments(26 countries)
Africa33,521.5impairments(9 countries)
North America9,364.4impairments(4 countries)
South America3,480.2impairments(7 countries)
Other1,997.5impairments(124 countries)
Country Rankings
Top 10 Countries
Bottom 10 Countries
Data Analysis
Value Distribution
How countries are distributed across the value range
Low (0.1impairments)High (1,184,661.5impairments)
Regional Comparison
Average values by world region (Global avg: 16,729.3impairments)
Asia (26)
Africa (9)
North America (4)
South America (7)
Other (124)
Europe (32)
Oceania (2)
Percentile Profile
The curve shows how values change from the lowest to the highest country. Steep sections reveal inequality or outliers.
0th percentile · lowest100th percentile · highest
About This Statistic
Latest available country observation from Our World in Data, based on the chart's cited sources. The series currently runs through 2023; countries can have different observation years. Source: Our World in Data.
Methodology
Country values are taken from the latest observation available in the linked source series.
Full Data
| Rank ↑ | Country ↕ | Value ↕ |
|---|---|---|
| 1 | India | 1,184,661.5impairments |
| 2 | People's Republic of China | 1,122,444.2impairments |
| 3 | Pakistan | 181,091.8impairments |
| 4 | Nigeria | 142,573.2impairments |
| 5 | Ethiopia | 71,571.1impairments |
| 6 | Islamic Republic of Iran | 69,553.5impairments |
| 7 | Bangladesh | 52,116.9impairments |
| 8 | Indonesia | 51,512.9impairments |
| 9 | Mexico | 27,757.7impairments |
| 10 | Vietnam | 27,464.0impairments |
| 11 | Egypt | 27,031.2impairments |
| 12 | United Republic of Tanzania | 21,010.2impairments |
| 13 | Kenya | 19,731.9impairments |
| 14 | Myanmar | 18,895.8impairments |
| 15 | Mali | 18,445.3impairments |
| 16 | North Korea | 18,083.4impairments |
| 17 | Sudan | 17,147.2impairments |
| 18 | Philippines | 15,237.5impairments |
| 19 | Türkiye | 13,180.7impairments |
| 20 | Afghanistan | 12,279.9impairments |
| 21 | Morocco | 12,185.2impairments |
| 22 | Nepal | 12,118.2impairments |
| 23 | Yemen | 11,232.1impairments |
| 24 | Taiwan, Province of China | 10,943.3impairments |
| 25 | Algeria | 10,781.4impairments |
| 26 | Saudi Arabia | 10,024.0impairments |
| 27 | South Africa | 9,821.8impairments |
| 28 | Brazil | 9,421.1impairments |
| 29 | Iraq | 9,153.1impairments |
| 30 | Venezuela | 7,528.0impairments |
| 31 | Senegal | 7,174.4impairments |
| 32 | Cote d'Ivoire | 7,164.7impairments |
| 33 | United Kingdom | 7,066.2impairments |
| 34 | Ghana | 7,026.2impairments |
| 35 | Uganda | 7,020.4impairments |
| 36 | Cambodia | 6,960.3impairments |
| 37 | Burkina Faso | 6,791.2impairments |
| 38 | Niger | 6,714.2impairments |
| 39 | Russian Federation | 6,439.4impairments |
| 40 | United States of America | 6,016.3impairments |
| 41 | Colombia | 5,829.8impairments |
| 42 | Syrian Arab Republic | 5,307.8impairments |
| 43 | Argentina | 5,112.2impairments |
| 44 | Thailand | 5,094.1impairments |
| 45 | Chad | 5,032.2impairments |
| 46 | Mozambique | 5,001.8impairments |
| 47 | Cameroon | 4,190.3impairments |
| 48 | Guinea | 3,942.5impairments |
| 49 | Malaysia | 3,757.0impairments |
| 50 | Somalia | 3,756.4impairments |
| 51 | Madagascar | 3,400.1impairments |
| 52 | Tunisia | 3,398.8impairments |
| 53 | Malawi | 3,146.2impairments |
| 54 | Japan | 2,976.7impairments |
| 55 | Benin | 2,940.1impairments |
| 56 | Spain | 2,820.7impairments |
| 57 | France | 2,456.6impairments |
| 58 | Sri Lanka | 2,441.7impairments |
| 59 | Democratic Republic of the Congo | 2,332.5impairments |
| 60 | Eritrea | 2,306.2impairments |
| 61 | Peru | 2,261.0impairments |
| 62 | Canada | 2,155.0impairments |
| 63 | Ukraine | 2,116.2impairments |
| 64 | Italy | 2,050.1impairments |
| 65 | Togo | 2,041.5impairments |
| 66 | Germany | 1,731.0impairments |
| 67 | Rwanda | 1,603.9impairments |
| 68 | Guatemala | 1,528.5impairments |
| 69 | Zambia | 1,424.9impairments |
| 70 | Lebanon | 1,363.6impairments |
| 71 | Papua New Guinea | 1,273.6impairments |
| 72 | South Sudan | 1,270.8impairments |
| 73 | Liberia | 1,269.4impairments |
| 74 | United Arab Emirates | 1,251.2impairments |
| 75 | South Korea | 1,170.1impairments |
| 76 | Sierra Leone | 1,145.2impairments |
| 77 | Uzbekistan | 1,110.7impairments |
| 78 | Chile | 1,083.5impairments |
| 79 | State of Palestine | 1,070.9impairments |
| 80 | Burundi | 1,047.9impairments |
| 81 | Angola | 971.0impairments |
| 82 | Libya | 893.6impairments |
| 83 | Mauritania | 879.0impairments |
| 84 | Honduras | 775.4impairments |
| 85 | Cuba | 768.7impairments |
| 86 | Oman | 742.2impairments |
| 87 | Nicaragua | 729.8impairments |
| 88 | Jordan | 707.5impairments |
| 89 | El Salvador | 670.0impairments |
| 90 | Haiti | 647.3impairments |
| 91 | Costa Rica | 634.0impairments |
| 92 | Kazakhstan | 615.4impairments |
| 93 | Dominican Republic | 566.0impairments |
| 94 | Kuwait | 494.8impairments |
| 95 | Bolivia | 490.8impairments |
| 96 | Portugal | 447.3impairments |
| 97 | Republic of The Gambia | 437.2impairments |
| 98 | Netherlands | 424.6impairments |
| 99 | Ecuador | 410.3impairments |
| 100 | Belgium | 405.4impairments |
| 101 | Tajikistan | 396.5impairments |
| 102 | Zimbabwe | 395.3impairments |
| 103 | Poland | 385.4impairments |
| 104 | Qatar | 371.5impairments |
| 105 | Azerbaijan | 366.3impairments |
| 106 | Belarus | 359.7impairments |
| 107 | Israel | 352.0impairments |
| 108 | Greece | 347.3impairments |
| 109 | Panama | 332.9impairments |
| 110 | Guinea-Bissau | 322.2impairments |
| 111 | Moldova, Republic of | 320.5impairments |
| 112 | Austria | 319.2impairments |
| 113 | Sweden | 312.8impairments |
| 114 | Botswana | 273.1impairments |
| 115 | Kyrgyzstan | 257.8impairments |
| 116 | Switzerland | 250.7impairments |
| 117 | Uruguay | 243.2impairments |
| 118 | Singapore | 241.3impairments |
| 119 | Lao People's Democratic Republic | 236.6impairments |
| 120 | Bahrain | 236.3impairments |
| 121 | Djibouti | 234.9impairments |
| 122 | Romania | 232.0impairments |
| 123 | Australia | 218.3impairments |
| 124 | Namibia | 193.3impairments |
| 125 | Lesotho | 170.5impairments |
| 126 | Hungary | 161.4impairments |
| 127 | Comoros | 158.4impairments |
| 128 | Turkmenistan | 158.1impairments |
| 129 | Puerto Rico | 157.2impairments |
| 130 | Mauritius | 155.2impairments |
| 131 | Ireland | 152.6impairments |
| 132 | Central African Republic | 148.3impairments |
| 133 | Republic of the Congo | 144.2impairments |
| 134 | Finland | 142.8impairments |
| 135 | Denmark | 141.7impairments |
| 136 | Georgia | 141.0impairments |
| 137 | Paraguay | 137.9impairments |
| 138 | Mongolia | 134.8impairments |
| 139 | Norway | 128.7impairments |
| 140 | Trinidad and Tobago | 123.8impairments |
| 141 | Bhutan | 122.8impairments |
| 142 | Armenia | 116.6impairments |
| 143 | Lithuania | 114.4impairments |
| 144 | Timor-Leste | 114.0impairments |
| 145 | Jamaica | 109.2impairments |
| 146 | Cape Verde | 101.8impairments |
| 147 | Czech Republic | 97.4impairments |
| 148 | Serbia | 95.3impairments |
| 149 | Eswatini | 90.2impairments |
| 150 | Latvia | 80.5impairments |
| 151 | Bulgaria | 61.1impairments |
| 152 | Solomon Islands | 57.8impairments |
| 153 | Slovakia | 54.7impairments |
| 154 | New Zealand | 53.8impairments |
| 155 | Sao Tome and Principe | 45.2impairments |
| 156 | Gabon | 44.2impairments |
| 157 | Cyprus | 40.9impairments |
| 158 | Croatia | 39.2impairments |
| 159 | Bosnia and Herzegovina | 38.7impairments |
| 160 | Equatorial Guinea | 31.7impairments |
| 161 | Guyana | 31.6impairments |
| 162 | Albania | 30.1impairments |
| 163 | Suriname | 30.1impairments |
| 164 | Fiji | 29.3impairments |
| 165 | Estonia | 28.6impairments |
| 166 | Malta | 19.8impairments |
| 167 | The Republic of North Macedonia | 19.7impairments |
| 168 | Luxembourg | 19.5impairments |
| 169 | Slovenia | 18.0impairments |
| 170 | Brunei Darussalam | 17.7impairments |
| 171 | Iceland | 14.1impairments |
| 172 | Belize | 13.8impairments |
| 173 | Maldives | 13.3impairments |
| 174 | Bahamas | 13.1impairments |
| 175 | Samoa | 11.0impairments |
| 176 | Vanuatu | 10.9impairments |
| 177 | Seychelles | 10.4impairments |
| 178 | Tonga | 8.6impairments |
| 179 | Saint Lucia | 8.2impairments |
| 180 | Kiribati | 8.0impairments |
| 181 | Guam | 7.4impairments |
| 182 | Micronesia, Federated States of | 6.1impairments |
| 183 | Montenegro | 6.1impairments |
| 184 | Saint Vincent and the Grenadines | 6.0impairments |
| 185 | Grenada | 5.6impairments |
| 186 | Barbados | 4.7impairments |
| 187 | Virgin Islands, U.S. | 4.3impairments |
| 188 | Antigua and Barbuda | 3.4impairments |
| 189 | Dominica | 3.3impairments |
| 190 | Andorra | 2.8impairments |
| 191 | Bermuda | 2.6impairments |
| 192 | Greenland | 2.1impairments |
| 193 | American Samoa | 2.1impairments |
| 194 | Marshall Islands | 2.0impairments |
| 195 | Northern Mariana Islands | 1.9impairments |
| 196 | Saint Kitts and Nevis | 1.9impairments |
| 197 | Monaco | 1.3impairments |
| 198 | San Marino | 1.1impairments |
| 199 | Palau | 0.9impairments |
| 200 | Tuvalu | 0.7impairments |
| 201 | Nauru | 0.5impairments |
| 202 | Cook Islands | 0.5impairments |
| 203 | Niue | 0.1impairments |
| 204 | Tokelau | 0.1impairments |
Showing 204 of 204 countries
Topics
Data Source
This data comes from Our World in Data (2023).
View Original Source