condition	mean	min	max
4 h after light	0.451598	0.298157	0.605039
8 h after light	0.30691599999999997	0.236259	0.377573
12 h after light	0.16824625	0.0611705	0.275322
4 h after dark	0.4968323333333333	0.407981	0.582946
8 h after dark	0.2879643333333333	0.201698	0.431658
12 h after dark	0.266111	0.0	0.442597