condition	mean	min	max
0 h after light	27.4647	26.7526	28.1768
4 h after light	9.188320000000001	7.87814	10.4985
8 h after light	1.899365	1.87231	1.92642
4 h after dark	3.206315	2.69533	3.7173
8 h after dark	5.41064	4.55608	6.2652
12 h after dark	17.03203	7.39506	26.669