condition mean min max 2 h after light 0.044761 0.0 0.268566 6 h after light 0.0 0.0 0.0 10 h after light 0.0 0.0 0.0 14 h after light 0.0 0.0 0.0 18 h after light 0.0 0.0 0.0 2 h after dark 0.06860116666666667 0.0 0.411607