Some vinyls are released as an individual figure or set rather than as part of a larger series.
The particular page shows vinyls that are already released.
The release dates obviously vary.

9" Goofy's Race and a 1/2 Maria Clapsis LE 450 January 8, 2010		3" WDW 2010 Marathon Maria Clapsis January 8, 2010		3" WDW 2010 1/2 Marathon Maria Clapsis January 8, 2010

3" Holidays Around The World Jeff Ebersohl November 27, 2009		3" Very Merry Gingerbread Randy Noble November 6, 2009		3" Osborne Family Spectacle of Dancing Lights Jeff Ebersohl November 6, 2009

	3" D23 Expo 2009 Thomas Scott LE 4,800 September 10, 2009		3" Candy Corn Mickey's Not-So-Scary Halloween Party* September 15, 2009		3" Flower & Garden Michelle St. Laurent-Sheive March 3, 2010

*Candy Corn was originally intended to be a Mickey's Not-So-Scary Halloween Party exclusive, but ended up being released in Disneyland Resort during regular operating hours. The vinyl was not available at MNSSHP until 9/15/09, but was first available in Disneyland Resort on 9/11/09.