It’s no secret that America’s waistlines have gotten bigger. But this mesmerizing graphic shows exactly when this happened.

Nearly 70% of American adults over the age of 20 are considered at least overweight, and more than one-fourth is considered obese. That’s up from roughly one in four 20 years ago. And the percentage of adults who had been advised to exercise increased from 22.6% in 2000 to 32.4% in 2010, according to the Centers for Disease Control and Prevention.