condition	mean	min	max
0 h after light	3.187645	3.08329	3.292
4 h after light	3.221675	2.99007	3.45328
8 h after light	4.497355	3.95078	5.04393
4 h after dark	3.83294	3.66569	4.00019
8 h after dark	4.312665	4.16358	4.46175
12 h after dark	3.274735	2.89007	3.6594