The total dimensions of a single storey condominium, which a value of $1,000,000, are 39 feet by 59 feet. However, this includes the back (9.8 feet x 13.1 feet)) and a porch with an area of 86 square feet. The Net Built Area is defined as the enclosed area of a property excluding balconies, patios, porches or other similar external areas). What is the price per square foot for the net built area of this condo"