condition mean min max 0 h after light 0.0 0.0 0.0 4 h after light 0.613575 0.400127 0.827023 8 h after light 0.40730900000000003 0.401507 0.413111 4 h after dark 0.9988075000000001 0.797155 1.20046 8 h after dark 1.403975 1.20918 1.59877 12 h after dark 0.792915 0.0 1.58583