The Sweden Superettan, established in 2000, is the second-highest professional football league in Sweden. It consists of 16 teams competing for promotion to the Allsvenskan. The league has a rich history, with its roots dating back to the early 20th century. Notable teams such as Mjällby AIF and Östers IF have enjoyed success in the Superettan, with multiple promotions to the top flight. Interestingly, the league has seen its fair share of surprises, with unexpected teams challenging for promotion and relegation battles. Unfortunately, no further information is available regarding specific statistics or recent developments.