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

### Instruction:
What is the total area for a code less than 1862 and a density (per km 2 land) of 21.6?

### Inputs:
table_name: table, columns: ['Code', 'Municipality', 'County', 'Population', 'Total area', 'Density (per km 2 land)']

### Response:
SELECT Total area FROM table WHERE Code < 1862 AND Density (per km 2 land) = 21.6