condition mean min max 0 h after light 1.26158 1.13431 1.38885 4 h after light 1.8805749999999999 1.02736 2.73379 8 h after light 0.504172 0.384886 0.623458 4 h after dark 0.557752 0.372813 0.742691 8 h after dark 1.6851450000000001 1.11715 2.25314 12 h after dark 0.497977 0.492494 0.50346