condition	mean	min	max
4 h after light	59.5	59.5	59.5
8 h after light	36.6	21.6	51.6
12 h after light	27.7	25.2	30.2
4 h after dark	37.95	11.7	64.2
8 h after dark	47.2	28.0	66.4
12 h after dark	40.45	24.7	56.2