Percentage of U.S. total box office revenue in 2009 which came from movies involving vampires:

3.4%
In 2009, the Twilight Sequel "New Moon," "Underworld: Rise of the Lycans" and "Cirque du Freak: The Vampire's Assistant" totalled $356.7 million in U.S. ticket sales in 2009, 3.4% of the total domestic box office take of $10.6 billion.
Source: Hollywood Reporter, 8/25/2010

 
   
  Number of movies seen by Gwilym Hughes from 1956 through the winter of 2008:

28,075
From 1956 until early 2008, Gwilym Hughes of Dolgellau, England watched a total of 28,075 films, keeping a record of every film he had ever seen. According to Guinness, Hughes (who died in Aug. 2010) holds the world record for most films watched by one person.
Source: BBC News Service, 6/5/2008

 
   
  Total worldwide box office revenue for "Transformers" in 2007:

$709.7 million

Source: Daily Variety, 3/23/2010

 
   
  Total worldwide box office revenue in 2009 for "Transformers: Revenge of the Fallen":

$836.4 million

Source: Daily Variety, 5/20/2010