condition	mean	min	max
0 h after light	39.419250000000005	38.4052	40.4333
4 h after light	21.40535	20.2278	22.5829
8 h after light	14.1936	13.7196	14.6676
4 h after dark	23.1375	22.6498	23.6252
8 h after dark	27.32905	26.5479	28.1102
12 h after dark	32.739850000000004	27.9422	37.5375