condition	mean	min	max
4 h after light	85.6	85.6	85.6
8 h after light	91.65	87.2	96.1
12 h after light	78.5	45.7	111.3
4 h after dark	78.15	74.8	81.5
8 h after dark	56.05	23.3	88.8
12 h after dark	72.85	60.1	85.6