condition	mean	min	max
4 h after light	156.5365	140.97	172.103
8 h after light	51.1596	49.4912	52.828
12 h after light	51.037800000000004	49.429	52.6466
4 h after dark	63.508066666666664	60.8891	65.1287
8 h after dark	110.338	104.259	118.539
12 h after dark	142.65166666666667	135.9	154.409