14.2857%。 Futures is the basic item of trading now and will be settled or delivered in the future. The calculation formula of income is: floating profit and loss = (the settlement price of the day minus the opening price) × positions× contract units-handling fee, and multiple profit and loss = (closing minus opening) lots. So the yield of futures is 5000/35000= 14.2857%, and the yield is surprisingly high. This is the leverage of futures, which not only enlarges the funds, but also enlarges the income.