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

### Instruction:
What's the mean of the $70-80k ones that have 2.80%?

### Inputs:
table_name: table, columns: ['Data', 'Headcount', 'Percent of total', 'Less than $25,000', '$25,000 to $40,000', '$40,000 to $50,000', '$50,000 to $60,000', '$60,000 to $70,000', '$70,000 to $80,000', 'More than $80,000', 'Mean']

### Response:
SELECT Mean FROM table WHERE $70,000 to $80,000 = 2.80%