condition mean min max 4 h after light 178.4 178.4 178.4 8 h after light 223.3 201.7 244.9 12 h after light 150.05 103.6 196.5 4 h after dark 382.75 133.6 631.9 8 h after dark 427.34999999999997 234.9 619.8 12 h after dark 230.14999999999998 210.2 250.1