Bill Clinton has been the top target of Jay Leno's jokes, it has been revealed.
The study by the Center for Media and Public Affairs at George Mason University has revealed that he has made 4,607 jokes about Clinton since 1992, the Politico reported.
According to a study in honor of his retirement as host of 'The Tonight Show', Democrats were the butt of 10,885 jokes while Republicans have been made the target in 9,465 jokes.
It was also found that presidents were Leno's favorite targets.
Others topping the 63-year-old American comedian's list are Dick Cheney, Al Gore, Monica Lewinsky and Mitt Romney.