How many league titles has the Norwegian professional football club for which Jan Christiansen played in Trondheim won?
Rosenborg BK Rosenborg Ballklub, commonly referred to simply as Rosenborg (] ) or (especially locally) RBK, is a Norwegian professional football club from Trondheim that plays in the Eliteserien.The club have won a record 24 league titles, eleven Norwegian Football Cup titles and have played more UEFA matches than any other Norwegian team. RBK play their home games at the all-seater Lerkendal Stadion which has a capacity of 21,400. Kåre Ingebrigtsen was appointed head coach in July 2014.
1999 Norwegian First Division The 1999 Norwegian First Division, Norway's second-tier football league, began play on 17 April 1999 and ended on 17 October 1999. The league was contested by 14 teams, and the top two teams won promotion to Tippeligaen, while the third placed played a promotion-playoff against the 12th-placed team in Tippeligaen to win promotion. The bottom four teams were relegated to the Second Division.