Statement:
An average person in Guinea-Bissau drinks more alcohol than in Niger

In the Alcohol average daily consumption rating Guinea-Bissau holds position #67 2016 out of 189 and Niger is #151 out of 189 2016.
Position of Guinea-Bissau is worse than position of Niger.
Both countries holds average positions in the "Alcohol average daily consumption" rating. So Both sexes is an average for both Guinea-Bissau and Niger, compared to most countries of the World.

Referencies:

  1. Alcohol average daily consumption 2016 by WHO
    The countries in the rating sorted by 'Both sexes' in descending order.
    Guinea-Bissau 'Both sexes' value is 35.6
    Niger 'Both sexes' value is 5.4