condition mean min max 4 h after light 10.102716000000001 9.66841 10.537022 8 h after light 10.474795 10.412568 10.537022 12 h after light 12.352947499999999 10.669166 14.036729 4 h after dark 10.278726500000001 9.58046 10.976993 8 h after dark 13.256805 12.656752 13.856858 12 h after dark 10.537022 10.537022 10.537022