Input data and methods are described here: NCD-RisC. Worldwide trends in body-mass index, underweight, overweight, and obesity from 1975 to 2016: a pooled analysis of 2416 population-based measurement studies with 128.9 million participants. Lancet 2017. DOI: http://dx.doi.org/10.1016/S0140-6736(17)32129-3.