Figure 4.

Trends in food purchases (% expenses) by outlet type according to the urbanicity: ENIGH 2006–2020. (A) Rural localities (<2,500 inhabitants), (B) small cities (2,500–14,999 inhabitants), (C) medium cities (15,000–99,999 inhabitants), and (D) metropolitan cities (>100,000 inhabitants). Informal outlets include street markets, street vendors and acquaintances (red and orange); mixed outlets include small neighborhood stores, public markets, low-budget restaurants, and specialty stores (green); formal outlets include supermarkets, restaurants, cafes, bars, and chain convenience stores (purple).