user: Question: What are the changes from 2009 to 2010 in Tunisia?
Columns: ['Rank', 'Country', 'International tourist arrivals (2011)', 'International tourist arrivals (2010)', 'Change (2010 to 2011)', 'Change (2009 to 2010)']
Types: ['real', 'text', 'text', 'text', 'text', 'text']
Sample row: [1.0, 'Morocco', '9.3 million', '9.2 million', '+0.6%', '+11.4%']
SQL:

assistant: SELECT "Change (2009 to 2010)" FROM "Table" WHERE "Country" = 'Tunisia';