Here you have the standard in the FS 17 included solar system, you have converted to the FS 19 and the values adjusted a bit. easy – 6000 € (per hour) medium – 3800 € (per hour) difficult – 2500 € (per hour)

easy – 6000 € (per hour)
medium – 3800 € (per hour)
difficult – 2500 € (per hour)