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

### Instruction:
what is the average total when bronze is more than 0, gold is 0, the nation is united states (usa) and silver is 0?

### Inputs:
table_name: table, columns: ['Rank', 'Nation', 'Gold', 'Silver', 'Bronze', 'Total']

### Response:
SELECT AVG Total FROM table WHERE Bronze > 0 AND Gold = 0 AND Nation = united states (usa) AND Silver < 0