condition mean min max 0 h after light 99.52465000000001 96.1483 102.901 4 h after light 79.8195 65.4409 94.1981 8 h after light 169.7775 158.532 181.023 4 h after dark 201.372 167.799 234.945 8 h after dark 154.3025 150.886 157.719 12 h after dark 100.559 86.526 114.592