condition	mean	min	max
4 h after light	59.9	59.9	59.9
8 h after light	66.05000000000001	50.2	81.9
12 h after light	30.5	16.3	44.7
4 h after dark	54.4	34.3	74.5
8 h after dark	52.95	49.5	56.4
12 h after dark	24.65	16.0	33.3