condition mean min max 2 h after light 0.029187166666666667 0.0 0.175123 6 h after light 0.0 0.0 0.0 10 h after light 0.0196745 0.0 0.118047 14 h after light 0.0 0.0 0.0 18 h after light 0.0 0.0 0.0 2 h after dark 0.019760166666666665 0.0 0.118561