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

### Instruction:
What is the enrollment ration in primary in the region where the enrollment ratio in preschool is 50.23?

### Inputs:
table_name: table, columns: ['Region', 'Preschool (0–5 years)', 'Primary (6–13 years)', 'Secondary (14–17 years)', 'Tertiary (18–24 years)']

### Response:
SELECT Primary (6–13 years) FROM table WHERE Preschool (0–5 years) = 50.23