CREATE TABLE table_53591 ("Rank" FLOAT, "Name" TEXT, "Nation" TEXT, "Placings" FLOAT, "Figures" FLOAT, "Free" FLOAT, "Total" FLOAT)

What was the free score of the skater with a total of 156.67?
SELECT "Free" FROM table_53591 WHERE "Total" = '156.67'
SELECT "Free" FROM "table_53591" WHERE "Total" = '156.67'