condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.07522166666666667 0.0 0.123653 4 h after dark 0.0 0.0 0.0 8 h after dark 0.06951433333333333 0.0 0.208543 12 h after dark 0.0 0.0 0.0