condition mean min max 0 h after light 84.75345 81.8317 87.6752 4 h after light 114.042 101.835 126.249 8 h after light 84.30885 68.1297 100.488 4 h after dark 113.4705 101.403 125.538 8 h after dark 116.5765 113.705 119.448 12 h after dark 107.3512 96.4484 118.254