user: Question: What is the year when cable was 4.6%?
Columns: ['Year', 'xDSL', 'Cable', 'FTTx', 'Other']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['2007', '77.7%', '10.4%', '11.4%', '0.6%']
SQL:

assistant: SELECT "Year" FROM "Table" WHERE "Cable" = '4.6%';