CREATE TABLE table_5586 ("Game" FLOAT, "February" FLOAT, "Opponent" TEXT, "Score" TEXT, "Record" TEXT)

What is the February number of the game played against the St. Louis Blues with a game number less than 58?
SELECT AVG("February") FROM table_5586 WHERE "Opponent" = 'st. louis blues' AND "Game" < '58'
SELECT AVG("February") FROM "table_5586" WHERE "Game" < '58' AND "Opponent" = 'st. louis blues'