CREATE TABLE table_3364 ("Player" TEXT, "Touchdowns" FLOAT, "Extra points" FLOAT, "Field goals" FLOAT, "Safeties" FLOAT, "Points" FLOAT)

How many extra points catagories are there for the na player?
SELECT COUNT("Extra points") FROM table_3364 WHERE "Player" = 'na'
SELECT COUNT("Extra points") FROM "table_3364" WHERE "Player" = 'na'