condition mean min max 4 h after light 213.8 213.8 213.8 8 h after light 160.2 139.1 181.3 12 h after light 155.35000000000002 150.9 159.8 4 h after dark 220.35 173.8 266.9 8 h after dark 367.35 290.2 444.5 12 h after dark 324.6 280.3 368.9