condition mean min max 0 h after light 0.0 0.0 0.0 4 h after light 0.0287035 0.0 0.057407 8 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.057586349999999994 0.0573447 0.057828 12 h after dark 0.02907355 0.0 0.0581471