condition	mean	min	max
0 h after light	3.230665	2.77196	3.68937
4 h after light	4.37278	3.28929	5.45627
8 h after light	17.51395	15.4917	19.5362
4 h after dark	15.42735	14.0963	16.7584
8 h after dark	9.122205000000001	9.08393	9.16048
12 h after dark	7.48376	4.60552	10.362