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

### Instruction:
Which years did the USA have a rank lower than 6 and an assist number less than 26?

### Inputs:
table_name: table, columns: ['Rank', 'Player', 'Nation', 'Assist', 'Games', 'Years']

### Response:
SELECT Years FROM table WHERE Assist < 26 AND Rank < 6 AND Nation = usa