condition mean min max 4 h after light 110.5 110.5 110.5 8 h after light 135.15 134.0 136.3 12 h after light 150.60000000000002 124.9 176.3 4 h after dark 170.14999999999998 139.7 200.6 8 h after dark 189.55 189.2 189.9 12 h after dark 171.64999999999998 160.1 183.2