condition	mean	min	max
4 h after light	6.13178	5.43547	6.82809
8 h after light	3.268525	3.18721	3.34984
12 h after light	3.73608	3.27919	4.19297
4 h after dark	5.65073	5.57339	5.71206
8 h after dark	5.292456666666666	4.31435	6.12749
12 h after dark	7.1144	6.33754	7.56938