In 2000, the last year in which an analysis of global subtype prevalence was made, 47.2% of infections worldwide were of subtype C, 26.7% were of subtype A/CRF02_AG, 12.3% were of subtype B, 5.3% were of subtype D, 3.2% were of CRF_AE, and the remaining 5.3% were composed of other subtypes and CRFs.
En 2000, o último ano en que se fixo unha análise global da prevalencia dos distintos subtipos, o 47,2% das infeccións no mundo eran do subtipo C, o 26,7% do subtipo A/CRF02_AG, o 12,3% do subtipo B, o 5,3% do subtipo D, o 3,2% do CRF_AE, e o restante 5,3% estaba composto dos outros subtipos e CRFs.