How much is my runescape account worth in real money?

65 att, 70 str, 60 def, 67 mage, 54 agglity, 71 mining, 34 smithing, 20 range, 65 fletching, 66 crafting, 7 dungeneering, 67 woodcutting, 68 firemaking, 64 fishing,12 hunting, 7 summoning, 54 runecrafting,14 cooking, and lvl 1 on everything else. and i have about 10m.