CREATE TABLE table_59381 ("Week 2" TEXT, "Week 3" TEXT, "Week 4" TEXT, "Week 5" TEXT, "Week 6" TEXT, "Week 7" TEXT)

What is week 5 when week 2 is 36.80, and week 4 is 39.75?
SELECT "Week 5" FROM table_59381 WHERE "Week 2" = '36.80' AND "Week 4" = '39.75'
SELECT "Week 5" FROM "table_59381" WHERE "Week 2" = '36.80' AND "Week 4" = '39.75'