I would expect China limiting the movement of their rural populations from moving into cities might be a big factor.
Also it seems to end in 2025 before Iran started killing protesters in mass. Glancing around the index in question is very focused on civil liberties vs financial and life attainment in others.
Iran was not a haven of freedom before 2025. Women could get stoned for not wearing a burqa or attending men’s volleyball matches. Scoring Iran higher than China at any point in the past couple decades is ridiculous.
Also it seems to end in 2025 before Iran started killing protesters in mass. Glancing around the index in question is very focused on civil liberties vs financial and life attainment in others.