user: Question: In the United States the 2011 attendance at this amusement park corporation was larger than 30800000 but lists what as its 2008 attendance?
Columns: ['Rank', 'Amusement park corporations', 'Country', '2008', '2009', '2010', '2011', '2012']
Types: ['real', 'text', 'text', 'text', 'text', 'text', 'real', 'text']
Sample row: [1.0, 'Walt Disney Parks and Resorts', 'United States', '118,000,000', '119,100,000', '120,600,000', 121400000.0, '126,479,000']
SQL:

assistant: SELECT "2008" FROM "Table" WHERE "2011" > 30800000.0 AND "Country" = 'United States';