Draft:Dolby Digital/Availability

1st Trailer (Train) (June 19, 1992-Late 2000s)
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2nd Trailer (City) (July 1995-Late 2010s)
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3rd Trailer (Canyon) (October 23, 1996-Late 2000s)
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4th Trailer (Egypt) (December 1996-early 2009)
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5th Trailer (Game) (Late 1990s-February 16, 2006)
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6th Trailer (Rain) (December 11, 1998-early 2010s?)
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7th Trailer (Aurora) (May 19, 1999-August 15, 2013?)
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10th Trailer (Enlighten) (2002-Late 2000s)
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11th Trailer (Stomp) (May 2003-Late 2010s)
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12th Trailer (Argon) (July 21, 2004-Late 2010s)
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13th Trailer (Symbols/Symbolon) (2005-Early 2010s)
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14th Trailer (Curious George) (October 2005-February 1, 2006)
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15th Trailer (City Redux) (2006-Mid-2010s)
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16th Trailer (Forza Motorsport 2/3 variant) (May 29, 2007-October 27, 2009)
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18th Trailer (Catalyst) (2010-Late 2010s)
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19th Trailer (Spheres) (June 12, 2010-)
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