Of these, 85% are obese or overweight, which leaves about 15% of Type 2 diabetics to be of normal weight.
Other factors that put you at risk of developing Type 2 diabetes include your diet, how physically active you are, smoking and your family history.
http://mothership.sg/2017/06/we-love-to-say-sweet-until-got-diabetes-but-thats-not-actually-true/