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

### Instruction:
between car plates of 80-84 what is the population in 1000 in year 1931?

### Inputs:
table_name: table, columns: ['car plates (since 1937)', 'Voivodeship Separate city', 'Capital', 'Area in 1000km² (1930)', 'Population in 1000 (1931)']

### Response:
SELECT Population in 1000 (1931) FROM table WHERE car plates (since 1937) = 80-84