condition mean min max 0 h after light 0.0444101 0.0 0.0888202 2 h after light 0.521602 0.44489 0.598314 4 h after light 0.0 0.0 0.0 8 h after light 0.09155365 0.0913796 0.0917277 12 h after light 0.04460345 0.0 0.0892069 2 h after dark 0.0457209 0.0 0.0914418 4 h after dark 0.0885965 0.0 0.177193 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0474054 0.0 0.0948108