condition	mean	min	max
0 h after light	14.997	14.073	15.921
4 h after light	16.2728	16.0051	16.5405
8 h after light	28.4715	26.0578	30.8852
4 h after dark	32.094049999999996	27.7029	36.4852
8 h after dark	31.018500000000003	28.5243	33.5127
12 h after dark	20.1417	15.2761	25.0073