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

### Instruction:
What percentage of users were using Internet Explorer according to the source that reported 20.01% used Firefox?

### Inputs:
table_name: table, columns: ['Source', 'Chrome', 'Internet Explorer', 'Firefox', 'Safari', 'Opera', 'Other']

### Response:
SELECT Internet Explorer FROM table WHERE Firefox = 20.01%