user: Question: Name the sum of rating % for CCTV and position more than 7
Columns: ['Position', 'Channel', 'Owner', 'Share (%)', 'Rating (%)']
Types: ['real', 'text', 'text', 'real', 'real']
Sample row: [1.0, 'CCTV-1', 'CCTV', 4.9, 0.54]
SQL:

assistant: SELECT SUM("Rating (%)") FROM "Table" WHERE "Owner" = 'CCTV' AND "Position" > 7.0;