user: ### NOW ANSWER:
Question: Which Total population (2005 estimate) has a Province of west kalimantan (kalimantan barat), and an Area (km 2) smaller than 147307.00?
Columns: ['Province', 'Area (km 2 )', 'Total population (2000 census)', 'Total population (2005 estimate)', 'Total population (2010 census)']
Types: ['text', 'real', 'text', 'real', 'real']
Sample row: ['West Kalimantan (Kalimantan Barat)', 147307.0, '4,016,353', 4042817.0, 4393239.0]
SQL:

assistant: SELECT AVG("Total population (2005 estimate)") FROM "Table" WHERE "Province" = 'west kalimantan (kalimantan barat)' AND "Area (km 2 )" < 147307.0;