Oldest continuously running theater in the U.S.:

Fulton Opera House, Lancaster, Pa. (1852)

Source: Copley News Service, 5/26/2006

 
   
  Percentage of seats filled by The Metropolitan Opera in 2004-05:

79%

Source: The Wall Street Journal, 5/3/2006

 
   
  Amount donated to the Metropolitan Opera by the Bass family in 2005:

$25 million
It was the largest single gift in the Opera's 123 year history.
Source: Washington Post, 1/6/2006

 
   
  Average age of the audience for the Metropolitan Opera in 2003:

62
A 2003 survey of Met patrons also showed that over 90% are college educated, and that they have an average income of $120,000.
Source: New York Times, 12/24/2005