'Using data from 350,000 people in eight European countries, researchers found that every extra 12 fluid ounce (340 ml) serving of sugar-sweetened drink raises the risk of diabetes by 22 percent compared with drinking just one can a month or less.'
http://www.chicagotribune.com/health/sns-rt-us-diabetes-drinksbre93n1dl-20130424,0,5686719.story