condition	mean	min	max
4 h after light	5.37852	5.069380000000001	5.7547
8 h after light	5.317903333333334	4.70937	6.26279
12 h after light	5.271	4.94227	5.70518
4 h after dark	5.321373333333334	4.82031	6.1497
8 h after dark	4.986253333333333	4.58668	5.209969999999999
12 h after dark	4.881223333333334	4.75209	5.0174900000000004