condition	mean	min	max
4 h after light	51.4	51.4	51.4
8 h after light	67.55	64.5	70.6
12 h after light	84.0	83.4	84.6
4 h after dark	88.75	65.8	111.7
8 h after dark	79.05000000000001	53.7	104.4
12 h after dark	87.6	73.5	101.7