condition	mean	min	max
0 h after light	3.59688	3.25875	3.93501
4 h after light	2.669345	1.92455	3.41414
8 h after light	2.730715	2.24314	3.21829
4 h after dark	2.0914099999999998	1.90658	2.27624
8 h after dark	1.92084	1.70522	2.13646
12 h after dark	2.572505	1.89644	3.24857