condition	mean	min	max
0 h after light	3.3166	2.48468	4.14852
4 h after light	2.504385	1.63317	3.3756
8 h after light	1.6743260000000002	0.819402	2.52925
4 h after dark	4.076755	3.25369	4.89982
8 h after dark	4.09912	3.2628	4.93544
12 h after dark	3.2634100000000004	2.48134	4.04548