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

### Instruction:
What is the lowest Year, when Notes is "5.19km, 18controls"?

### Inputs:
table_name: table, columns: ['Year', 'Gold', 'Silver', 'Bronze', 'Notes']

### Response:
SELECT MIN Year FROM table WHERE Notes = 5.19km, 18controls