Measles - number of reported cases, per square kilometre in American Samoa

American Samoa: Measles - number of reported cases, per square kilometre was 0 units per square kilometre in 2011. ◆ Volatile

Latest (2011)
0 units per square kilometre
World rank
137th
of 204 countries
All-time high
2.49 units per square kilometre
in 1990
All-time low
0 units per square kilometre
in 1983
Years of data
33
1974–2011

Measles - number of reported cases, per square kilometre in American Samoa, 1974–2011

00.511.522.51974199220111974: 0.17 units per square kilometre1975: 2.2 units per square kilometre1976: 0.055 units per square kilometre1977: 0.28 units per square kilometre1978: 0.155 units per square kilometre1979: 0.015 units per square kilometre1980: 0.08 units per square kilometre1981: 0.015 units per square kilometre1982: 0.01 units per square kilometre1983: 0 units per square kilometre1984: 0 units per square kilometre1985: 0.14 units per square kilometre1986: 0.01 units per square kilometre1987: 0.005 units per square kilometre1988: 0.015 units per square kilometre1989: 0.01 units per square kilometre1990: 2.5 units per square kilometre1991: 0.095 units per square kilometre1992: 0 units per square kilometre1993: 0 units per square kilometre1994: 0 units per square kilometre1995: 0 units per square kilometre1996: 0 units per square kilometre1997: 0.06 units per square kilometre1998: 0.01 units per square kilometre1999: 0 units per square kilometre2000: 0.005 units per square kilometre2001: 0 units per square kilometre2004: 0 units per square kilometre2005: 0 units per square kilometre2007: 0 units per square kilometre2008: 0 units per square kilometre2011: 0 units per square kilometre

Source: Statizoid (derived). Measured in units per square kilometre.

Analysis

American Samoa recorded 0 units per square kilometre for measles - number of reported cases, per square kilometre in 2011. That is the lowest value across all 33 years on record.

Over the whole period, measles - number of reported cases, per square kilometre in American Samoa peaked at 2.49 units per square kilometre in 1990 and was at its lowest, 0 units per square kilometre, in 1983.

American Samoa ranks 137th of 204 countries on this measure, in the middle of the range.

The series is highly variable year to year, so single readings are best treated with caution.

Measles - number of reported cases, per square kilometre in American Samoa, year by year

Annual values for Measles - number of reported cases, per square kilometre in American Samoa, 1974 to 2011.
Year units per square kilometre Change
1974 0.17 units per square kilometre
1975 2.23 units per square kilometre +1208.8%
1976 0.055 units per square kilometre -97.5%
1977 0.28 units per square kilometre +409.1%
1978 0.155 units per square kilometre -44.6%
1979 0.015 units per square kilometre -90.3%
1980 0.08 units per square kilometre +433.3%
1981 0.015 units per square kilometre -81.2%
1982 0.01 units per square kilometre -33.3%
1983 0 units per square kilometre -100.0%
1984 0 units per square kilometre
1985 0.14 units per square kilometre
1986 0.01 units per square kilometre -92.9%
1987 0.005 units per square kilometre -50.0%
1988 0.015 units per square kilometre +200.0%
1989 0.01 units per square kilometre -33.3%
1990 2.49 units per square kilometre +24800.0%
1991 0.095 units per square kilometre -96.2%
1992 0 units per square kilometre -100.0%
1993 0 units per square kilometre
1994 0 units per square kilometre
1995 0 units per square kilometre
1996 0 units per square kilometre
1997 0.06 units per square kilometre
1998 0.01 units per square kilometre -83.3%
1999 0 units per square kilometre -100.0%
2000 0.005 units per square kilometre
2001 0 units per square kilometre -100.0%
2004 0 units per square kilometre
2005 0 units per square kilometre
2007 0 units per square kilometre
2008 0 units per square kilometre
2011 0 units per square kilometre

Averages by decade

DecadeAverage LowestHighest Years
1970s 0.4833 units per square kilometre 0.015 units per square kilometre 2.23 units per square kilometre 6
1980s 0.0285 units per square kilometre 0 units per square kilometre 0.14 units per square kilometre 10
1990s 0.2655 units per square kilometre 0 units per square kilometre 2.49 units per square kilometre 10
2000s 0.0008 units per square kilometre 0 units per square kilometre 0.005 units per square kilometre 6
2010s 0 units per square kilometre 0 units per square kilometre 0 units per square kilometre 1

Countries ranked near American Samoa

  1. 134 Finland 0 units per square kilometre compare
  2. 135 Canada 0 units per square kilometre compare
  3. 136 Chile 0 units per square kilometre compare
  4. 137 Aruba 0 units per square kilometre
  5. 137 Andorra 0 units per square kilometre compare
  6. 137 Argentina 0 units per square kilometre compare
  7. 137 Antigua and Barbuda 0 units per square kilometre compare
  8. 137 Bulgaria 0 units per square kilometre compare
  9. 137 Bahamas 0 units per square kilometre compare
  10. 137 Belize 0 units per square kilometre compare
  11. 137 Bermuda 0 units per square kilometre compare
  12. 137 Bolivia, Plurinational State of 0 units per square kilometre compare
  13. 137 Brazil 0 units per square kilometre compare
  14. 137 Barbados 0 units per square kilometre compare
  15. 137 Colombia 0 units per square kilometre compare
  16. 137 Cape Verde 0 units per square kilometre compare
  17. 137 Cuba 0 units per square kilometre compare
  18. 137 Cayman Islands 0 units per square kilometre compare
  19. 137 Cyprus 0 units per square kilometre compare
  20. 137 Dominica 0 units per square kilometre compare
  21. 137 Dominican Republic 0 units per square kilometre compare
  22. 137 Ecuador 0 units per square kilometre compare
  23. 137 Greece 0 units per square kilometre compare
  24. 137 Grenada 0 units per square kilometre compare
  25. 137 Guatemala 0 units per square kilometre compare
  26. 137 Guam 0 units per square kilometre compare
  27. 137 Guyana 0 units per square kilometre compare
  28. 137 Honduras 0 units per square kilometre compare
  29. 137 Haiti 0 units per square kilometre compare
  30. 137 Iceland 0 units per square kilometre compare
  31. 137 Israel 0 units per square kilometre compare
  32. 137 Jamaica 0 units per square kilometre compare
  33. 137 Saint Kitts and Nevis 0 units per square kilometre compare
  34. 137 Saint Lucia 0 units per square kilometre compare
  35. 137 Luxembourg 0 units per square kilometre compare
  36. 137 Macau, China 0 units per square kilometre compare
  37. 137 Monaco 0 units per square kilometre compare
  38. 137 Mexico 0 units per square kilometre compare
  39. 137 Marshall Islands 0 units per square kilometre compare
  40. 137 Malta 0 units per square kilometre compare
  41. 137 Montenegro 0 units per square kilometre compare
  42. 137 Mongolia 0 units per square kilometre compare
  43. 137 Northern Mariana Islands 0 units per square kilometre compare
  44. 137 Mauritius 0 units per square kilometre compare
  45. 137 New Caledonia 0 units per square kilometre compare
  46. 137 Nicaragua 0 units per square kilometre compare
  47. 137 Naoero 0 units per square kilometre compare
  48. 137 New Zealand 0 units per square kilometre compare
  49. 137 Panama 0 units per square kilometre compare
  50. 137 Peru 0 units per square kilometre compare
  51. 137 Palau 0 units per square kilometre compare
  52. 137 Korea, Democratic People's Republic of 0 units per square kilometre compare
  53. 137 Portugal 0 units per square kilometre compare
  54. 137 Paraguay 0 units per square kilometre compare
  55. 137 French Polynesia 0 units per square kilometre compare
  56. 137 Solomon Islands 0 units per square kilometre compare
  57. 137 El Salvador 0 units per square kilometre compare
  58. 137 San Marino 0 units per square kilometre compare
  59. 137 Sao Tome and Principe 0 units per square kilometre compare
  60. 137 Seychelles 0 units per square kilometre compare
  61. 137 Turks and Caicos Islands 0 units per square kilometre compare
  62. 137 Turkmenistan 0 units per square kilometre compare
  63. 137 Trinidad and Tobago 0 units per square kilometre compare
  64. 137 Tuvalu 0 units per square kilometre compare
  65. 137 Uruguay 0 units per square kilometre compare
  66. 137 Saint Vincent and the Grenadines 0 units per square kilometre compare
  67. 137 Venezuela, Bolivarian Republic of 0 units per square kilometre compare
  68. 137 British Virgin Islands 0 units per square kilometre compare
  69. 137 Vanuatu 0 units per square kilometre compare
  70. 137 Samoa 0 units per square kilometre compare

See the full ranking of 205 places →

More health data for American Samoa

All data for American Samoa →

Frequently asked questions

What is measles - number of reported cases, per square kilometre in American Samoa?
Measles - number of reported cases, per square kilometre in American Samoa was 0 units per square kilometre in 2011, according to Statizoid (derived).
What is the highest measles - number of reported cases, per square kilometre recorded in American Samoa?
The highest recorded value was 2.49 units per square kilometre in 1990.
What is the lowest measles - number of reported cases, per square kilometre recorded in American Samoa?
The lowest recorded value was 0 units per square kilometre in 1983.
How does American Samoa rank for measles - number of reported cases, per square kilometre?
American Samoa ranks 137th out of 204 countries with data for 2011.
Where does this American Samoa data come from?
The figures come from Statizoid (derived), published as part of Measles - number of reported cases, per square kilometre. Statizoid updates them automatically from the source API.

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Measles - number of reported cases, per square kilometre in American Samoa. Statizoid, drawing on Statizoid (derived). Retrieved 10 September 2026, from https://health.statizoid.com/stat/measles-number-of-reported-cases-per-square-kilometre/american-samoa/

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<a href="https://health.statizoid.com/stat/measles-number-of-reported-cases-per-square-kilometre/american-samoa/">Measles - number of reported cases, per square kilometre in American Samoa</a> — Statizoid

How this figure is calculated

Measles - number of reported cases 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.

Measles - number of reported cases ÷ Land area (sq. km)

Computed from

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

Indicator
Measles - number of reported cases, per square kilometre
Unit
units per square kilometre
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
205 places, 8,608 data points, 1974–2023
Last refreshed

Measles - number of reported cases 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.