| g/day | Country | % Correct |
|---|---|---|
| 71 | United States | 100%
|
| 62 | Germany | 89%
|
| 69 | Australia | 86%
|
| 72 | France | 86%
|
| 66 | Spain | 80%
|
| 71 | Sweden | 75%
|
| 64 | Argentina | 73%
|
| 69 | Finland | 71%
|
| 62 | Ireland | 71%
|
| 65 | Norway | 71%
|
| 67 | Denmark | 68%
|
| 73 | Netherlands | 68%
|
| 70 | Portugal | 68%
|
| 64 | Austria | 61%
|
| 63 | Greece | 61%
|
| 96 | Iceland | 52%
|
| 69 | Luxembourg | 39%
|
| 75 | Lithuania | 27%
|
| 70 | Israel | 19%
|
| 71 | Maldives | 4%
|