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

### Instruction:
What is the average rank of a nation that had 219,721 in 2012?

### Inputs:
table_name: table, columns: ['Rank', 'Country', '2011', '2012', '2013(Jan–Sep)Link']

### Response:
SELECT AVG Rank FROM table WHERE 2012 = 219,721