Only 53 countries (representing just 17% of the world’s population) have a child restraint law based on age, height or weight, and apply an age or height restriction on children sitting in the front seat.
Download: https://www.grsproadsafety.org/wp-content/uploads/2015/10/GSRRS2015_Summary_EN_final.pdf
Source: WHO: Global Status Report on Road Safety 2015