I originally thought "for some countries like the US where there is such regional and urban/rural differences, this data won't be that helpful because the avera

I originally thought "for some countries like the US where there is such regional and urban/rural differences, this data won't be that helpful because the average will mask tons of variation", but I thought the gender differences were pretty fascinating, e.g. female obesity much more prevalent than male obesity in South Africa, and in Poland the opposite.