user: Question: How many Joint Music Awards are there when the Total is larger than 18, in a Year after 2007?
Columns: ['Year', 'MRHMA', 'USCA', 'RTHK', 'Joint Music Award', 'Total']
Types: ['real', 'text', 'text', 'text', 'text', 'real']
Sample row: [1995.0, '–', '–', '–', '–', 0.0]
SQL:

assistant: SELECT COUNT("Joint Music Award") FROM "Table" WHERE "Total" > 18.0 AND "Year" > 2007.0;