condition	mean	min	max
4 h after light	23.9	23.9	23.9
8 h after light	50.45	29.5	71.4
12 h after light	66.85	47.9	85.8
4 h after dark	27.55	10.4	44.7
8 h after dark	36.0	19.1	52.9
12 h after dark	25.65	7.3	44.0