โมเสกสเตเดี้ยมมีเงินบริจาคจำนวนเท่าใด?ไม่จำเป็นต้องใช้โต๊ะทั้งหมด
How many endowments does Mosaic Stadium have?It is not neccessary to use all the tables.
 table_12896884_1:  (endowment [ VARCHAR ] football_stadium [ VARCHAR) ]
SELECT COUNT(endowment) FROM table_12896884_1 WHERE football_stadium = "Mosaic Stadium"