condition mean min max 4 h after light 123.1 123.1 123.1 8 h after light 127.6 118.1 137.1 12 h after light 193.8 140.8 246.8 4 h after dark 172.60000000000002 172.3 172.9 8 h after dark 134.75 131.2 138.3 12 h after dark 139.9 128.4 151.4