About half of Americans (48%) believe the standard restaurant tip is between 16-20 percent of the total bill. Millennials are 10-percentage points less likely than the generational population to say that’s the standard gratuity. A majority of Baby Boomers (55%) tip between 16-20 percent, compared to about half (46%) of Generation X and two in five (38%) Millennials.

Rather, a majority of Millennials (55%) believe America’s standard gratuity is less than 16 percent, compared to about half of Gen X (51%) and fewer than half (42%) of Boomers that think that way. Millennials are the most likely generation to say they believe the standard tip in a restaurant should be between 0 and 5 percent (17%) compared to Gen X (9%) and Baby Boomers (6%).