user: Question: What is the average population for an area less than 433.7km and a 23013 code?
Columns: ['Place', 'Code', 'Area (km 2 )', 'Population', 'Most spoken language']
Types: ['text', 'real', 'real', 'real', 'text']
Sample row: ['Amadiba', 23001.0, 433.7, 28421.0, 'Xhosa']
SQL:

assistant: SELECT AVG("Population") FROM "Table" WHERE "Area (km 2 )" < 433.7 AND "Code" = 23013.0;