condition	mean	min	max
4 h after light	4.40123	4.06309	4.73937
8 h after light	0.9185455	0.890841	0.94625
12 h after light	0.349515	0.248824	0.450206
4 h after dark	1.4359250000000001	1.33063	1.54122
8 h after dark	1.685355	1.62882	1.74189
12 h after dark	4.537990000000001	4.22254	4.85344