condition	mean	min	max
4 h after light	1.546465	1.06863	2.0243
8 h after light	2.98393	2.74078	3.22708
12 h after light	2.691515	2.25903	3.124
4 h after dark	5.89297	4.56012	7.22582
8 h after dark	4.10797	4.08422	4.13172
12 h after dark	3.0399000000000003	2.69442	3.38538