condition	mean	min	max
4 h after light	30.4	30.4	30.4
8 h after light	20.75	7.8	33.7
12 h after light	16.85	10.0	23.7
4 h after dark	50.7	30.0	71.4
8 h after dark	60.75	47.2	74.3
12 h after dark	49.25	27.1	71.4