* The source indicates:
- Heavy users consumed chocolate bars and other chocolate items either ''once a day or more'' or "three to six times a week".
- Medium users consumed chocolate bars and other chocolate items "twice a week" or "once a week".
- Light users consumed chocolate bars and other chocolate items "less than once a week"
** Number of respondents: n (2014) = 15,208; n (2015) = 15,595; n (2016) = 15,355; n (2017) = 15,038; n(2018) = 15,234,

Figures estimated by the source on the basis of survey responses.