In general, 48 percent of people would rather be put in charge of a room full of primary schoolers than a room full of high schoolers. But among those who say they are strongly irritated by other people's fidgeting, 65 percent would rather be put in charge of a room full of primary schoolers than a room full of high schoolers.
Based on a survey of 169 people who are strongly irritated by other people's fidgeting and 513 people total.