condition	mean	min	max
0 h after light	3.65444	3.24133	4.06755
4 h after light	2.63727	2.44904	2.8255
8 h after light	2.0869150000000003	2.07026	2.10357
4 h after dark	2.95846	1.99743	3.91949
8 h after dark	3.245565	3.21347	3.27766
12 h after dark	2.829755	2.76961	2.8899