condition	mean	min	max
4 h after light	1.81357	1.39511	2.23203
8 h after light	2.628435	2.54884	2.70803
12 h after light	3.13644	3.04337	3.22951
4 h after dark	2.5562500000000004	2.49805	2.61445
8 h after dark	1.85077	1.76675	1.93479
12 h after dark	1.86475	1.78481	1.94469