CREATE TABLE table_64500 ("School" TEXT, "Location" TEXT, "Mascot" TEXT, "County" TEXT, "Year Joined" FLOAT, "Previous Conference" TEXT, "Year Left" FLOAT, "Conference Joined" TEXT)

What year did the Ingots, who left after 2007, join?
SELECT COUNT("Year Joined") FROM table_64500 WHERE "Mascot" = 'ingots' AND "Year Left" > '2007'
SELECT COUNT("Year Joined") FROM "table_64500" WHERE "Mascot" = 'ingots' AND "Year Left" > '2007'