condition mean min max 4 h after light 225.7428385 199.516691 251.968986 8 h after light 221.005305 219.84365 222.16696 12 h after light 250.336746 211.739475 288.934017 4 h after dark 243.1287555 236.947454 249.310057 8 h after dark 234.42911700000002 233.168271 235.689963 12 h after dark 322.539749 322.539749 322.539749