Division of household bills

This is how my husband and i split our bills when it comes to household bills (we currently stay with inlaws so we save on the eletrcity bills) Wife - Kids hospital insurance -Personal insurance -Internet Bill -Maid Levy -Kids necessities expenses (Except milk powder and diapers)so vitamins, waterbottle and all from me. -whenever need to grab groceries,i will just get. Husband - Grocerries -Kids Life insurance and Mine. -Car Petrol. - School fees.