All samples are composed of indigenous populations. Higher values indicate lighter skin, and lower values darker skin.
| Country and population or area | Observed reflectance at 685 nm |
| EUROPE | |
| Netherlands | 67•37 |
| Germany (Mainz) | 66•90 |
| United Kingdom (Northern) | 66•10 |
| Spain (Basques) | 65•70 |
| United Kingdom (Wales) | 65•00 |
| Ireland (Rossmore) | 64•75 |
| Spain (Leon) | 64•66 |
| Belgium | 63•14 |
| United Kingdom (London) | 62•30 |
| WEST ASIA | |
| Iraq/Syria (Kurds) | 61•12 |
| Turkey | 59•15 |
| Israel | 58•20 |
| Lebanon | 58•20 |
| Jordan | 53•00 |
| Saudi Arabia | 52•50 |
| NORTH AFRICA | |
| Algeria (Aures) | 58•05 |
| Tunisia | 56•30 |
| Morrocco | 54•85 |
| Libya (Tripoli) | 54•40 |
| Libya (Fezzan) | 44•00 |
| SOUTH ASIA | |
| India (Northern) | 53•26 |
| Pakistan | 52•30 |
| India (Southern) | 46•70 |
| EAST ASIA | |
| China (Southern) | 59•17 |
| Vietnam | 55•90 |
| Japan (Northern) | 54•90 |
| Philippines (Manila) | 54•10 |
| Cambodia | 54•00 |
| Japan (Southwest) | 53•55 |
| Nepal (Eastern) | 50•42 |
| AUSTRO-MELANESIA | |
| Papua New Guinea | 35•30 |
| Australia (Darwin) | 19•30 |
| AMERICAS | |
| Greenland (Southern) | 55•70 |
| Peru (Nunoa) | 47•70 |
| Peru (Maranon) | 43•05 |
| SUB-SAHARAN AFRICA | |
| South Africa (Hottentot) | 46•80 |
| Botswana (San) | 42•40 |
| Zaire | 33•20 |
| Kenya | 32•40 |
| Ethiopia | 31•70 |
| Tanzania (Sandewe) | 28•90 |
| Namibia | 25•55 |
| Cameroon (Fali) | 21•50 |
| Mozambique (Chopi) | 19•45 |
[Nina Jablonski and George Chaplin. "The Evolution of Human Skin Coloration". J Hum Evol, 2000; pp. 74-75]
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