You know how much they spent, and they also, say, because they had to contract with the local government to get the power provided, you might know what they made a deal to buy, so you know how much power it takes.
Sabemos quanto eles gastam, e eles também, digamos, por terem que contratar com o governo local para conseguir a energia, talvez saibamos do acordo para comprar energia, assim sabemos quanta energia consomem.