CREATE TABLE table_20667854_1 (gics_sector VARCHAR2, free_float VARCHAR2)

How many GICS sectors have a free float of 0.2391?
SELECT COUNT(gics_sector) FROM table_20667854_1 WHERE free_float = "0.2391"
SELECT COUNT("gics_sector") FROM "table_20667854_1" WHERE "0.2391" = "free_float"