condition mean min max 4 h after light 122.5 122.5 122.5 8 h after light 143.9 129.5 158.3 12 h after light 110.30000000000001 86.2 134.4 4 h after dark 172.2 140.0 204.4 8 h after dark 177.5 176.1 178.9 12 h after dark 140.5 114.5 166.5