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

### Instruction:
what is the display size for the calculator released in 1997?

### Inputs:
table_name: table, columns: ['Calculator', 'CPU', 'RAM', 'Display Size', 'Programming Languages', 'Link Abilities', 'Year Released', 'Predecessors', 'Successors']

### Response:
SELECT Display Size FROM table WHERE Year Released = 1997