condition	mean	min	max
4 h after light	55.4	55.4	55.4
8 h after light	42.4	25.7	59.1
12 h after light	21.450000000000003	20.8	22.1
4 h after dark	54.3	14.0	94.6
8 h after dark	33.35	28.6	38.1
12 h after dark	34.55	6.0	63.1