That graph is misleading at best, especially for the US. If total consumer spending in the US is 50k and in Italy 20k, then it seems rather obvious to me that

That graph is misleading at best, especially for the US. If total consumer spending in the US is 50k and in Italy 20k, then it seems rather obvious to me that Americans are gonna spend a smaller fraction of that on food... If you run the numbers, those two countries spend, in fact, almost the same dollar amount on food (3.2k vs 3.5k).