The target percentage of the reference roof surface that is to be covered with automatically generated skylights. Revit will use this number when determining the size, shape, and location of automatically generated skylights.

public double PercentageSkylights { get; set; }

Public Property PercentageSkylights As Double
	Get
	Set

public:
property double PercentageSkylights {
	double get ();
	void set (double value);
}