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

### Instruction:
When turquoise is the map colour how many avg. trips per mile (×1000)  are there?

### Inputs:
table_name: table, columns: ['Name', 'Map colour', 'First operated', 'Type', 'Length', 'No. Sta', 'Current Stock', 'Future Stock', 'Trips per annum (×1000)', 'Avg. trips per mile (×1000)']

### Response:
SELECT COUNT Avg. trips per mile (×1000) FROM table WHERE Map colour = Turquoise