condition mean min max 4 h after light 118.6 118.6 118.6 8 h after light 190.75 167.5 214.0 12 h after light 225.4 207.0 243.8 4 h after dark 225.6 198.0 253.2 8 h after dark 191.6 157.7 225.5 12 h after dark 200.0 171.9 228.1