According to the USDA data for the years 1970-2010,which food source is the most abundant macronutrient (by weight)in the American diet?

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According to the USDA data, carbohydrates are the most abundant macronutrient in the American diet, with an average of 50-60% of daily caloric intake over the years 1970-2010. This is followed by fats at 25-35% and proteins at 12-15%. Nucleic acids are not a macronutrient in the diet, as they are not consumed in significant quantities in food.

According to the USDA Data for the Years 1970-2010,which Food