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

### Instruction:
What was the total city area for vehari city with a serial number bigger than 36?

### Inputs:
table_name: table, columns: ['Serial No.', 'District', 'Headquartered City', 'City Population (2009)', 'City Area(km 2 )']

### Response:
SELECT COUNT City Area(km 2 ) FROM table WHERE Headquartered City = vehari city AND Serial No. > 36