condition	mean	min	max
4 h after light	6.199355000000001	5.46077	6.93794
8 h after light	4.1621749999999995	3.38407	4.94028
12 h after light	5.16785	4.57672	5.75898
4 h after dark	9.5713	8.64868	10.1324
8 h after dark	10.086633333333333	9.958	10.2413
12 h after dark	7.18858	6.53425	8.1326