Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
How many Joint Music Awards were there with a RTHK of 1, in a Year before 2006?

### Inputs:
table_name: table, columns: ['Year', 'MRHMA', 'USCA', 'RTHK', 'Joint Music Award', 'Total']

### Response:
SELECT Joint Music Award FROM table WHERE Year < 2006 AND RTHK = 1