The museum has been trying to expand since the 1980's.

The number of teams has expanded to 28 since 1991.

His business has expanded since the start up in 1985 to more than seven times the volume.

Economic cooperation between the two countries is very important and has been expanding since the early 1990s.

The company has been expanding in growth and productivity since the late 1970s.

Solar power in Japan has been expanding since the late 1990s.

The event itself has expanded in size and attendance since 2004.

The institution has expanded since 1845 to its present 300 buildings.

In 1995 the current international terminal opened, and it has been expanded since that time.

Organized road building began about 1900 and has greatly expanded since 1980.