condition mean min max 4 h after light 133.994943 133.155134 134.834752 8 h after light 149.0780525 137.693595 160.46251 12 h after light 157.9505385 143.78718 172.113897 4 h after dark 268.91970000000003 209.122704 328.716696 8 h after dark 227.1137495 202.37217 251.855329 12 h after dark 175.301615 175.301615 175.301615