Nearly half a million people visit the museum each year.
Officials said they expected a million people to visit the museum each year.
More than 350,000 people, many of them students, visit the museum every year.
Last year 65,000 people paid $3.60 each to visit the museum.
Since 1989, more than six million people have visited the museum.
Between 2005 and 2007 about 10,000 people have visited the museum.
Within a month over 100,000 people had visited the museum.
He had come to the sports complex to visit the museum only to learn it was not yet open.
Nearly 10 million people each year visit the 13-year-old museum on the Mall here.
At the current pace, about 250,000 people will visit the museum in its first year.