condition mean min max 4 h after light 10.484020000000001 10.24977 10.761610000000001 8 h after light 10.721933333333332 10.58227 10.97926 12 h after light 10.507303333333333 10.22763 10.73329 4 h after dark 10.329756666666666 10.0277 10.582189999999999 8 h after dark 10.20944 9.92233 10.40897 12 h after dark 10.338393333333332 10.13301 10.58948