The Economist charts it:
The number of adults with diabetes more than doubled between 1980 and 2008, according to a new study led by Professor Majid Ezzati of Imperial College London and Goodarz Danaei at Harvard University and published in the Lancet. This jump is not quite as horrific as the numbers might initially suggest, because ageing helped push up rates. But a good 30% of the increase was caused by higher prevalence of diabetes across age groups.
The Dish 