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

### Instruction:
What is the amount of fog where the rain is 1 109?

### Inputs:
table_name: table, columns: ['Sunshine (hrs/year)', 'Rain (mm/year)', 'Snow (days/year)', 'Storms (days/year)', 'Fog (days/year)']

### Response:
SELECT SUM Fog (days/year) FROM table WHERE Rain (mm/year) = 1 109