condition	mean	min	max
4 h after light	33.1	33.1	33.1
8 h after light	37.05	16.5	57.6
12 h after light	16.2	3.3	29.1
4 h after dark	49.45	42.4	56.5
8 h after dark	36.0	30.5	41.5
12 h after dark	35.6	28.1	43.1