condition	mean	min	max
0 h after light	3.535545	3.28614	3.78495
4 h after light	2.9813850000000004	2.31395	3.64882
8 h after light	4.817745	4.32712	5.30837
4 h after dark	3.97361	3.6347	4.31252
8 h after dark	5.196565	4.59448	5.79865
12 h after dark	3.827265	3.28669	4.36784