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

### Instruction:
Which Year started is the highest one that has a Current car of arctic sun, and a Number of cars smaller than 1?

### Inputs:
table_name: table, columns: ['Year started', 'Number of cars', 'Current car', 'Car #', 'Website']

### Response:
SELECT MAX Year started FROM table WHERE Current car = arctic sun AND Number of cars < 1