user: Question: What is the greatest 2007 when the change 06-07 was 14.7%?
Columns: ['Type of service', '2006', '2007', '2008', 'Change 06-07', 'Change 07-08']
Types: ['text', 'real', 'real', 'real', 'text', 'text']
Sample row: ['Urban (city) buses', 54587865.0, 57916228.0, 60394737.0, '6.1%', '4.2%']
SQL:

assistant: SELECT MAX("2007") FROM "Table" WHERE "Change 06-07" = '14.7%';