condition mean min max 4 h after light 10.04941 10.002139999999999 10.13308 8 h after light 10.20795 10.18538 10.22967 12 h after light 10.288033333333333 10.16024 10.53561 4 h after dark 10.2702 10.1568 10.36698 8 h after dark 10.201089999999999 10.087819999999999 10.25968 12 h after dark 10.387016666666666 10.34465 10.46378