condition	mean	min	max
0 h after light	3.53121	3.43027	3.63215
4 h after light	2.690455	2.37128	3.00963
8 h after light	3.51574	3.28945	3.74203
4 h after dark	3.494445	3.06026	3.92863
8 h after dark	3.865755	3.7093	4.02221
12 h after dark	3.636175	3.19735	4.075