condition mean min max 0 h after light 0.0 0.0 0.0 4 h after light 0.9522545 0.327079 1.57743 8 h after light 0.5549165 0.547012 0.562821 4 h after dark 0.59904 0.325813 0.872267 8 h after dark 0.493299 0.217816 0.768782 12 h after dark 0.220864 0.0 0.441728