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

### Instruction:
What was the area in Glenella with a population of 522 in 2011?

### Inputs:
table_name: table, columns: ['Name', 'Population (2011)', 'Population (2006)', 'Change (%)', 'Area (km²)', 'Population density']

### Response:
SELECT AVG Area (km²) FROM table WHERE Name = glenella AND Population (2011) < 522