How many league titles has the Norwegian professional football club for which Jan Christiansen played in Trondheim won?
Jan Christiansen Jan Clifford Christiansen (born 8 April 1941) is a Norwegian former football player and coach. He played for Rosenborg BK in Trondheim from 1966 to 1975, earning three league titles and one cup championship. Christiansen was capped 13 times for Norway national football team. Christiansen coached Rosenborg BK in the 1975 season.
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.