condition	mean	min	max
0 h after light	5.24254	5.1591	5.32598
4 h after light	3.8076099999999995	3.31885	4.29637
8 h after light	3.171285	2.55394	3.78863
4 h after dark	4.2012149999999995	4.03624	4.36619
8 h after dark	4.392295	3.32241	5.46218
12 h after dark	4.26089	4.21397	4.30781