Examples:
https://www.psychologytoday.com/us/articles/199702/body-image-in-america-survey-results indicates that 89% of women want to lose weight (even though fewer than that percentage are overfat or obese).
http://www.med.unc.edu/www/newsarchive/2008/april/survey-finds-disordered-eating-behaviors-among-three-out-of-four-american-women indicates that “67 percent of women (excluding those with actual eating disorders) are trying to lose weight” and “53 percent of dieters are already at a healthy weight and are still trying to lose weight”.