condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 10 h after light 0.026498166666666666 0.0 0.158989 14 h after light 0.025372333333333334 0.0 0.152234 18 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0