Mean values and standard deviations change in sugar content and proportion of products that had a decrease, no change, or increase in sugar content between 2013 and 2017, overall and by major food category (n 6628). Difference in sugar content determined by dividing the difference in sugar contents between 2013 and 2017 as a proportion of 2013 sugar levels. Significance determined with Wilcoxon signed-rank tests. *P < 0·05, **P < 0·01, ***P < 0·0001. Alt., Alternatives. , Decrease; , no change; , increase