condition	mean	min	max
4 h after light	49.9	49.9	49.9
8 h after light	28.9	16.5	41.3
12 h after light	79.55	74.0	85.1
4 h after dark	40.0	16.2	63.8
8 h after dark	40.599999999999994	21.4	59.8
12 h after dark	52.7	39.4	66.0