condition	mean	min	max
4 h after light	37.8	37.8	37.8
8 h after light	38.0	19.2	56.8
12 h after light	52.0	49.2	54.8
4 h after dark	66.30000000000001	65.9	66.7
8 h after dark	68.25	61.9	74.6
12 h after dark	65.6	58.2	73.0