condition	mean	min	max
0 h after light	2.84028	2.1949	3.48566
4 h after light	3.397605	3.1421	3.65311
8 h after light	3.39841	3.35	3.44682
4 h after dark	5.144515	4.81165	5.47738
8 h after dark	6.056145	5.73682	6.37547
12 h after dark	4.028975	3.67989	4.37806