When was the stadium at which the 1998 Barcelona Dragons played its home games renovated to be the main stadium for the 1992 Summer Olympics?
1989
Title: Des Moines Dragons
Passage: The Des Moines Dragons were a minor league basketball team in the International Basketball Association.  They were located in Des Moines, Iowa, and played at the Iowa Veterans Memorial Auditorium.  The Dragons were owned by Paul Miller, and Dick Giesen.  The Des Moines Dragons were the International Basketball Association champions in 2000 and the runner-up in 2001 to the Dakota Wizards.  They played in the IBA from the 1997-1998 season until the end of the 2000-2001 season.  The Dragons were coached by Glenn Duhon from 1997 through 2000 and Michael Born from 2000 through 2001.  The Dragons played their home games at Veterans Auditorium from 1997 through 2001.  In 2000 Lonnie Cooper received the IBA Playoffs MVP.  Lonnie Cooper of the Dragons received the 2001 IBA MVP as well as the IBA Finals MVP award.  Also in 2001 Michael Born was named the Coach of the year in the IBA along with David Joerger of the Dakota Wizards.  The Dragons were the IBA organization of the year in all four years of their existence.
Title: 1998 Barcelona Dragons season
Passage: The 1998 Barcelona Dragons season was the sixth season for the franchise in the NFL Europe League (NFLEL).  The team was led by head coach Jack Bicknell in his sixth year, and played its home games at Estadi Olímpic de Montjuïc in Barcelona, Catalonia, Spain.  They finished the regular season in fourth place with a record of four wins and six losses.
Title: Estadi Olímpic Lluís Companys
Passage: Estadi Olímpic Lluís Companys (] , formerly known as the Estadi Olímpic de Montjuïc and Estadio de Montjuic) is a stadium in Barcelona, Catalonia, Spain.  Originally built in 1927 for the 1929 International Exposition in the city (and Barcelona's bid for the 1936 Summer Olympics, which were awarded to Berlin), it was renovated in 1989 to be the main stadium for the 1992 Summer Olympics.
1998 Barcelona Dragons season Estadi Olímpic Lluís Companys