condition mean min max 4 h after light 134.5 134.5 134.5 8 h after light 185.2 122.0 248.4 12 h after light 138.95 100.8 177.1 4 h after dark 173.35 129.7 217.0 8 h after dark 178.6 139.6 217.6 12 h after dark 218.45 154.5 282.4