CREATE TABLE table_77336 ("C/W 15+" FLOAT, "Oblast\\\\Age" TEXT, "15 to 17" FLOAT, "18 to 19" FLOAT, "20 to 24" FLOAT, "25 to 29" FLOAT, "30 to 34" FLOAT, "35 to 39" FLOAT, "40 to 44" FLOAT, "45 to 49" FLOAT, "50 to 54" FLOAT, "55 to 59" FLOAT, "60 to 64" FLOAT, "65 to 69" FLOAT)

What is the mean 55 to 59 when the C/W 15+ is greater than 2,385, and the 30 to 34 is 2,483, and the 35 to 39 is greater than 3,315?
SELECT AVG("55 to 59") FROM table_77336 WHERE "C/W 15+" > '2,385' AND "30 to 34" = '2,483' AND "35 to 39" > '3,315'
SELECT AVG("55 to 59") FROM "table_77336" WHERE "30 to 34" = '2,483' AND "35 to 39" > '3,315' AND "C/W 15+" > '2,385'