condition mean min max 4 h after light 245.6 245.6 245.6 8 h after light 177.14999999999998 133.6 220.7 12 h after light 138.65 42.6 234.7 4 h after dark 100.6 46.1 155.1 8 h after dark 90.6 70.5 110.7 12 h after dark 97.0 96.8 97.2