"The Simpsons" holds several American television longevity records. It is the longest-running prime time animated series and longest-running sitcom in the United States. In May 2007, "The Simpsons" reached its 400th episode at the end of the eighteenth season. The year 2007 marked the twentieth anniversary of "The Simpsons" franchise. With its twenty-second season (2010–2011) concluded, the series has surpassed "Gunsmoke" in seasons to claim the spot as the longest-running American prime-time scripted television series. However, "Gunsmoke"'s episode count of 635 episodes far surpasses "The Simpsons". 2009 marked the 20th anniversary of the half-hour series. Episodes of "The Simpsons" have won dozens of awards, including 27 Emmy Awards (with ten for Outstanding Animated Program), 27 Annie Awards and a Peabody Award.