condition mean min max 4 h after light 250.6 250.6 250.6 8 h after light 375.25 235.5 515.0 12 h after light 305.5 103.2 507.8 4 h after dark 258.95 96.1 421.8 8 h after dark 152.39999999999998 115.6 189.2 12 h after dark 71.6 65.9 77.3