condition	mean	min	max
0 h after light	2.851755	2.77966	2.92385
4 h after light	3.19523	2.69066	3.6998
8 h after light	2.074459	0.848858	3.30006
4 h after dark	5.31022	3.82198	6.79846
8 h after dark	2.75031	2.46386	3.03676
12 h after dark	3.4864	2.22074	4.75206