Long-term chronological data

The annual changes in nutrient intake from 1946 to the present are summarized based on the reports.
The survey design and items of National Health and Nutrition Survey have been revised many times since the survey began. Please refer to the "Changes in survey methods" and the "Changes in food group classification" when interpreting the survey results.

long time series data
data file
Nutrient Intake 1946~2019Excelファイル
Intake by Food Group 1946~2019Excelファイル