condition mean min max 2 h after light 105.5298 83.9247 115.68 6 h after light 95.2061 78.2963 116.721 10 h after light 75.8696 58.1885 89.2145 14 h after light 52.150083333333335 44.9813 59.0418 18 h after light 60.45223333333334 47.9187 71.0049 2 h after dark 42.50535 29.6443 57.5692