'She is one of the 4.2 million South Africans living with diabetes, according to 2021 estimates from the International Diabetes Federation. The prevalence has more than doubled between 2011 and 2021 and is by far the highest in sub-Saharan Africa: by 2045, more than 7.4 million South Africans could be diabetic.'

https://www.theguardian.com/global-development/2023/aug/31/we-need-to-act-on-the-scale-we-did-for-hiv-south-africa-struggles-to-avert-a-diabetes-car-crash