condition	mean	min	max
4 h after light	42.1388	35.5158	48.7618
8 h after light	17.84325	17.0727	18.6138
12 h after light	7.58787	6.65569	8.52005
4 h after dark	14.300366666666667	12.2644	15.9846
8 h after dark	25.050933333333333	23.5627	27.0337
12 h after dark	43.0927	39.7455	49.0269